Excel high cpu usage when copying. Mashup processes are single threaded so if .

Excel high cpu usage when copying Harnessing the power of Excel for massive spreadsheets can be challenging, especially when every calculation and Solver run counts toward your bottom line. If you're experiencing high CPU usage when running VBA functions in Microsoft Excel, there are a few ways to limit it. Using apache-poi streaming workbook to write data from list to excel file. Feb 25, 2009 · I used that functionality for years without having any CPU issues. CPU clock speed is a different matter and it should affect code execution time. I have seen several versions of problems with Excel 16 using too much CPU. Jan 27, 2025 · Understanding Microsoft OneDrive High CPU Usage Microsoft OneDrive is a cloud storage service that enables users to store files securely and access them across multiple devices. But depending on the task, this may be important. I hope this tutorial will be helpful for some Excel 2016 and Windows 10 with latest updates. exe) ‎ 08-09-2022 08:05 AM I am running a relatively simple power query on 3 CSV files. I am worried about the performance impact this is having for users. Thanks for your help! Oct 27, 2016 · Hello The problem is, when I copy a file from an external HDD or any USB to the internal drive, my CPU usage spikes up to 100%. Jan 22, 2025 · High CPU usage can dance around the fine line between productivity and frustration. However, users sometimes encounter frustrating issues, such as high CPU usage, which can lead to the application becoming unresponsive. Generating them resembles forms however needs some additional actions. EnableEvents = True . e change a sheet , jst try copy a cell my application is just freeze and in task manager the CPU show me a high % of usage. I'am trying to reinstall office (unistall using microsoft tool), try to create new profile, try all from… May 26, 2020 · Excel 365 High CPu usage Guys. ). Other sheets are using the data from the main sheet, calculating various calculations using mostly the internal Excel's formulas (mostly) and also few VBA procedures to calculate or do technical actions copy/paste data. Sep 11, 2024 · Sometimes your CPU is running at 100% and the speed of your computer becomes slow. Oct 13, 2022 · Excel continues to show HIGH cpu utilization when I try to copy and insert rows or columns. Sep 19, 2024 · Provide guidance and recommendations to Office admins on how to improve the performance of Microsoft 365 Apps on Windows 10. Oct 4, 2023 · One of the most peculiar concerns is high CPU usage in Excel. Mar 15, 2024 · So if you perform many copy and paste operations you run the risk of hogging too much memory, which can drastically slow down your code or even crash Excel. There is no CPU loading when I opening the file initially, the file I am editing have no formula, just pure text. Excel benefits from multi threading in CPU cores. Also Modern high core CPU use RAM more efficiently and support modern RAM functionality. During these times, all other Office applications also… Jul 4, 2024 · The article will show you 16 possible solutions on how to speed up Excel calculating 4 processors. exe, none of the processes showed high cpu usage, most of them were <0. modern up to date CPU architecture is the key to having fast data models and load times for Excel. Is there a way to increase Excel's — or any apps for that matter — CPU usage? Jan 24, 2020 · Hi, When i copy cell in excel there is a high cpu usage on system. Apr 26, 2022 · Excel vba runing slowly, high cpu usage Asked 3 years, 7 months ago Modified 3 years, 7 months ago Viewed 443 times Apr 28, 2025 · Thank you for bringing this to our attention, I understand that you need assistance with your Excel high CPU usage issue and to address high CPU usage in Excel for Mac, here are some effective troubleshooting steps: Check Your Workbook: Large files with complex formulas or volatile functions (like NOW or INDIRECT) can strain resources. Jan 21, 2022 · how to release cpu usage after run macro Hi everyone, I made a macro that copy some info from a table with 2000 rows to aprox 30 new sheets. Yes, absolutely. anyone know exactly what this process is doing? it seems to be tied to file indixing of some sort. Simultaneously Details tab says System Idle Process is at 98%. Using WIN 7 Enterprise and MS Office 2010. Excel uses high cpu and stuck, when sheets tab is hidden and you are trying to copy cells. Thanks for your help! Jun 11, 2022 · Hi, I have a strange problem. The primary users have raised an issue that our currently applied XDR profile is causing detrimental delays in job processing. This problem can lead to sluggish performance, application crashes, and an overall degraded user experience. Jun 17, 2024 · To improve Excel performance with large files, we have shown 15 different ways. The F disk is the external drive and the D is the internal Reference your data in Sheets to improve performance when you work with large data sets. This issue occurs even in safe mode and repairing Office 365 has not helped. If Outlook shows high Memory and CPU usage, use these fixes. Every time the documents suddenly use up all of the CPU and the machines get locked up. Recently I upgraded Accounting’s computers from a Dell Optiplex 7020 to a Intel NUC8i3BEH. Calculation = CalcMode End With Excel tries to calculate the values (based on formula) everytime any cell is changed. Within explorer. ) and I've reinstalled Outlook365 several times. With relatively large files and many lines, and copying data from one window to another, I think it's the last resort. Here are some solutions to help you fix the same. During these times, all other Office applications also… 16-bit CPU for Excel, and related files. Every time I load I see 3 or 4 instances of Microsoft. I'am trying to reinstall office (unistall using microsoft tool), try to create new profile, try all from… Sep 4, 2023 · Excel is the most popular spreadsheet software available in the Microsoft Office package. Hence, it is most likely not an issue with formulas. It may even display a Not responding message. e. Aug 12, 2015 · Entering data, pressing the enter key to move to the next cell, Excel spikes all CPUs to 100% usage,anywhere from 20 seconds to 50 seconds. But recently, Windows users have been complaining that Excel is using too much CPU. I have plenty of excel (and PQ) stuff that's highly optimised (imnsho) but when it runs on my 8 core/16 thread CPU with 64Gb it's a whole lot faster than on my 4 core 16GB laptop. I have been experiencing problems with Excel using up to 20% of the CPU for hours after I have closed the application. I believe if the CPU usage had been increased somehow, the process would have taken less time. Jun 9, 2025 · If Excel is causing High CPU usage when copying, idle or when running on Windows PC, this post will help you. Download our workbook and follow us. Thanks for your help! Jan 24, 2024 · Find out about performance improvements in Excel 2016 and Excel 2010. Jun 15, 2023 · That’s a really good point. Dear all, I have experience a high CPU load when editing the excel file for a while. The Excel Jan 24, 2020 · Hi, When i copy cell in excel there is a high cpu usage on system. I'am trying to reinstall office (unistall using microsoft tool), try to create new profile, try all from… Jan 24, 2020 · Hi, When i copy cell in excel there is a high cpu usage on system. In most cases, you'll notice the issue of high CPU usage in the system process. So, for large excel document, it causes high CPU consumption. I'am trying to reinstall office (unistall using microsoft tool), try to create new profile, try all from… Jan 27, 2025 · Microsoft Excel, as part of the Office 365 suite, is a powerful tool that millions rely on daily for data manipulation, analysis, and visualization. I suspect it might be the API, does it have custom formulas that were written in vba? Jan 28, 2023 · Writing large data around 1/2 million records with 25 columns. Usually, this service consumes a negligible amount of hardware resources (less than 5%). Thanks for your help! Apr 22, 2025 · Factors that cause Excel to run slow on Mac First, here’s the full list of what can cause your Excel to run slower than r equired: Low RAM or high CPU usage reduces processing speed Outdated Excel or macOS versions cause performance issues Background apps and add-ins drain system resources Excessive formulas, volatile functions, and large files slow operations Corrupted preferences or cache Apr 28, 2025 · Thank you for bringing this to our attention, I understand that you need assistance with your Excel high CPU usage issue and to address high CPU usage in Excel for Mac, here are some effective troubleshooting steps: Check Your Workbook: Large files with complex formulas or volatile functions (like NOW or INDIRECT) can strain resources. I have tried 1 file on multiple computers that have office 2016 and 2010. However, many Windows 10 users have reported experiencing high CPU usage when running Microsoft Excel on their computers. Apr 18, 2018 · Excel 2016 performance issuesw/ high cpu usage Software microsoft-office question michaelmtallman (MichaelMTallman) April 18, 2018, 11:12pm Sep 26, 2024 · Is Excel frozen, running slow, or taking forever to open? See what makes Excel slow to respond and how to speed up Excel and make Excel run faster. As such, if you need to use other apps with your Excel, the easiest way is to re-open everything inside the VM, which can be annoying and resource intensive. During these times, all other Office applications also… Sep 4, 2019 · The lock will eventually subside. Jul 3, 2019 · So I’m hitting a wall with this issue at this point. Instead of copying and pasting, consider setting the value properties of cells. " Still, it's taking a painfully long time to do simple Copy/Paste Aug 12, 2015 · Entering data, pressing the enter key to move to the next cell, Excel spikes all CPUs to 100% usage,anywhere from 20 seconds to 50 seconds. 01. sys is consuming excessive CPU Apr 28, 2025 · Thank you for bringing this to our attention, I understand that you need assistance with your Excel high CPU usage issue and to address high CPU usage in Excel for Mac, here are some effective troubleshooting steps: Check Your Workbook: Large files with complex formulas or volatile functions (like NOW or INDIRECT) can strain resources. In this article, we will explore the reasons why Excel can cause high CPU usage, the symptoms of this The laptop is 64-bit, Intel (R) Core (TM) i7-9750H CPU @ 2. I cover everything you need to check to fix spiking CPUs. Try turning off automatic calculation in the Formulas tab and save your data in smaller files. Now you'll have just the text with no paragraph or character formatting. Jan 10, 2012 · Re: Excel is using 100% of CPU. See screen shots attached. Despite its many benefits, users often encounter a frustrating issue: high CPU usage, which can lead to slow performance, crashes, and system instability. Jan 20, 2025 · Excel Worksheet Freeze and High CPU Usage: Causes, Diagnosis, and Solutions Microsoft Excel is a powerful tool for data analysis, accounting, and other numerical tasks. Jun 1, 2023 · Problem: High CPU Usage or Spikes High CPU utilisation or frequent surges can result in sluggish performance, delay application responsiveness, and aggravate users. exe always runs in the background to check the legitimacy of the Windows Activation keys, Office license keys, etc. Understanding the root cause is essential to effectively troubleshoot the issue. sys. When they are closed, they still appear… Jun 3, 2025 · High Memory and CPU consumption for a long time is harmful to the system's health. 15601. All the 2016 office users have all the latest updates, and when changing any numbers (calculation) the excel file freezes up, cpu shoots to about 25-35% for excel and the spreadsheet Feb 13, 2020 · I have two PC's with a fresh image of Windows 10 64 bit and Offic 365 for business installed. Feb 12, 2018 · Hi, as soon as I copy paste, on my Windows 10 Pro & brand new Dell XPS 8930, whether trying on Excel 2016 or my old Excel 2007, the operation takes ages, my Excel hangs or freezes (will unfreeze a few minutes later if you have the time to wait), and the CPU usages increases by 15/20% (you can hear it easily with the loud XPS 8930 fan). When they are closed, they still appear… Dec 11, 2018 · 2018 12: Office 365 on Windows 10 with all updates applied. When they are closed, they still appear… Jan 18, 2023 · If you see 100% Disk Usage or High CPU, Memory or Power spikes in Windows 11/10 Task Manager & your Windows stops responding, see this post. excel. Before you troubleshoot, make sure that the latest update rollup is installed on the SMB server to eliminate any known issues in srv2. The user form has two command buttons, one is to sort and the other is quit. Whether you're running demanding software, multitasking with numerous applications, or playing high-performance games, consistently high CPU usage can lead to overheating, lag, and system instability. Dec 11, 2018 · 2018 12: Office 365 on Windows 10 with all updates applied. Your hardware should be adequate. Recognizing the indicators of CPU consumption, understanding the reasons behind high usage, and taking proactive measures to manage resources can significantly enhance your experience while working with Excel. The problem of High CPU Usage by OneDrive on a Windows computer can be fixed by preventing OneDrive from running in background and other methods. Mashup processes are single threaded so if May 28, 2024 · Windows Explorer high CPU usage is a common issue on Windows 11. If Excel starts getting high CPU usage, it will slow down your computer. Aug 27, 2025 · Comprehensive instructions to resolve Excel’s high CPU usage, reduce system slowdowns, and restore smooth spreadsheet operations. One such common problem is the freezing of Excel worksheets accompanied by high CPU usage. I have installed the latest drivers from MSI Center. Dec 5, 2024 · Experiencing high CPU usage can significantly slow down your computer, making even simple tasks frustrating. The load is split between 4 cores with 2 Mar 8, 2024 · Experiencing the same problem, very high CPU usage for synoelasticd on ds1522+ lasting for hours/days. When I'm copying large file's from one computer to the other one (trough 100 mbit lan) the cpu of the windows xp machine (800 mHz) is running up to 100% and network usage is 70% Feb 22, 2016 · Dear all, I have experience a high CPU load when editing the excel file for a while. exe itself was fluctuating between 7 - 9, up and down (when it normally should be 0. In this video, I will show you guys how to fix Microsoft Excel High CPU usage in Windows 10 PC or Laptops. exe seems to eat up a huge chunk of computer resources. I'am trying to reinstall office (unistall using microsoft tool), try to create new profile, try all from… Discover why Excel often underutilizes your CPU resources and learn practical tips to optimize spreadsheet performance for large-scale calculations. The current profile/policy h If excel is not saying its calculating in the bottom right it should not be a cpu hog. Apr 15, 2016 · 0 I am often working with Excel and notice that when I copy and paste large amounts of data from one spreadsheet to the other (especially after the data is filtered), this operation is executed very slowly. The CPU isn't pegging out at 100% but when it opens, there are numerous windows that say that the "File Was Able To Open By Repairing Or Removing Unreadable Content. The user has a Lenovo ThinkPad X1 Carbon which is barely 2 years old and has a i7-8650U with vPro Processor. The VM's CPU shoots up to 100%. I have a file with lots of macros and when I run macros on this particular file the CUP usage goes very high, and when the macro is done, and nothing seems to be happening, the CPU falls back down and remains at around 50% or higher. 20148) 64-bit, using a Dell Inspiron 13 5310 Aug 9, 2022 · Power Query - CPU usage very high (microsoft. Understanding the reasons for high CPU usage is the first step toward effectively resolving the issue. sys, or ntfs. 1 How do I fix high CPU usage in Excel? 2 Does Excel use a lot of CPU? 3 What processor is best for Excel? 4 Why does Excel use so much power? I continued to have an issue where Excel would utilize 100% CPU and try to allocate a massive amount of memory. You’ll be surprised how a few tweaks can make a difference in speeding up your workflows! Mar 15, 2024 · My previous laptop (which had some great specs) I noticed that when Excel Memory Usage rose above 1,800 MB that it would start behaving badly and do really Sep 29, 2019 · 4 When I was running an Excel sub which had been taking 30 plus minutes, I noticed that in Task Manager, Excel only used anywhere from 35 to 55% of CPU. But explorer. I confirmed this by disabling the agent to observe baseline activity. 5 or thereabouts). In this tutorial we will see that how we can fix High CPU and DISK Usage due to MS Word, Excel, Powerpoint, etc. When they are closed, they still appear… Mar 2, 2023 · Hi, my Excel is capped at 20% CPU even though I have Intel i7 chip (4 cores, 8 processors), 32GB ram, set priority to "high", enabled multi-thread, and selected to use all cores. Mashup. Apr 19, 2017 · . At that point the file is sluggish, and sometimes crashes Excel all together. Thanks for your help! I have seen several versions of problems with Excel 16 using too much CPU. Re: How to increase CPU usage during VBA execution Unfortunately I think you are correct. when tested locally it is giving high CPU spikes in local Excel is giving high cpu usage, gray areas in spreadsheet and an offset between cursor and selected cells I am running: Microsoft® Excel® for Microsoft 365 MSO (Version 2208 Build 16. Apr 16, 2019 · We have a user who is currently experiencing CPU spikes when they open specific excel sheets sent from a client. I have excel 2019 pro plus ( win 10) and when i copy simple cell (contain letters or numbers) the level of cpu and memory jump to the sky (90%) and excel is stucking for a minute and more. I only use Excel and Word but both cause the CPU to go 25%+ when they are opened, with/without any document and stay at that high CPU usage continually. Now it is showing a new msg in Task Manager: Microsoft Edge WebView2 repeatedly. The solution is simply to close the files and re-open them. Mar 22, 2017 · Has anyone else been experiencing issues with excel 2010 after the last wave of patches? We suddenly have multiple excel sheets across our organization that seeming to be failing using their macros but they crash too hard to debug. Without any huge changes, currently if I do something i. End Excel processes: In the Processes tab, look for any Excel processes that are consuming a lot of memory or CPU usage. When they are closed, they still appear… I'm starting to wonder if I need to invest in a new laptop for work. Usually there is a spike in CPU usage to 100% and the RAM usage is very high. All Feb 26, 2024 · Slow PC’s are really annoying, especially because the cause of the high CPU usage can be hard to track down. The more cores/threads you have the faster Excel is, generally. Thanks for your help! Jan 15, 2025 · Storage performance issues can cause high CPU usage on SMB servers. It would still be interesting to know what triggers the high CPU usage (which is actually good as it would take much longer to re-calculate the sheet if running at "Normal" usage). In this article, we’ll How To Fix High CPU Usage in Excel Jan 21, 2025 · Excel High CPU Usage Not Responding: Troubleshooting Guide Microsoft Excel is a powerful tool for data analysis, financial modeling, and numerous other applications that require robust functionalities. Understanding CPU Usage The CPU (Central Processing Unit) is the core of any computing device, responsible for processing instructions and executing commands. Feb 8, 2017 · I have seen several versions of problems with Excel 16 using too much CPU. Copying the files to the local drive did not make any difference, either. mashup. " Still, it's taking a painfully long time to do simple Copy/Paste Unity mode is unusable - High CPU usage, slow UI performance, unreliable. I'am trying to reinstall office (unistall using microsoft tool), try to create new profile, try all from… Jan 21, 2025 · Microsoft Excel is one of the most widely used applications for data analysis, financial forecasting, and general spreadsheet tasks. Copy it (Ctrl-C) and open a new empty Word document. Where might be the trouble? I'm home now and tried the file on my PC. In this scenario, we would like to confirm whether this problem happens only to a specific Excel file i. @Microsoft Unlike Macro To Copy And Insert Rows In Excel forms, fillable forms, individuals can complete information straight on the electronic document. Essentially, when the user opens these Excel docs, the CPU spikes to 100%. 60GHz with 32GB memory, excel also being 64-bit on Windows 11. By recognizing problematic functions, breaking apart large data sets, optimizing calculations, and adhering to best practices for data management, users can mitigate the risk of high CPU consumption in Apr 28, 2025 · Thank you for bringing this to our attention, I understand that you need assistance with your Excel high CPU usage issue and to address high CPU usage in Excel for Mac, here are some effective troubleshooting steps: Check Your Workbook: Large files with complex formulas or volatile functions (like NOW or INDIRECT) can strain resources. When they are closed, they still appear in Task Manager, still using 25%+, until Explorer is restarted or they are forced closed. Also both of the HDDs I am using go to 100% usage. exe in my task window. Oct 28, 2024 · Microsoft Excel is a widely used software application for creating, editing, and analyzing data in the form of spreadsheets. Understanding High CPU Usage in Excel High CPU usage in Excel can be a symptom of several underlying issues. With the same file, my colleague who uses the same model of computer does not have such problem. When I put a break on the End Sub statement if the CmdSort_Click(), and hi Dec 11, 2018 · 2018 12: Office 365 on Windows 10 with all updates applied. I have an AMD 5800X - 8/16 and only 16GB ram and an equivalent high speed SSD (WD Black SN850) this DOES go up to 100% cpu usage Also with many simultaneously operating Mashup processes - but this comes down to the design and construction of your queries. With the same sheets reopened, the CPU, memory usage, and Power Usage will all return to normal levels. Contribute to InkboxSoftware/excelCPU development by creating an account on GitHub. This is done for the entire document for every cell updated by your macro. It may arise due to complex computations, poorly designed spreadsheets, inefficient formulas, or even external factors like background processes and add-ins. Right-click on the process and select "End task" to free up memory. (so if you have 2 then your cpu will be at 50% cause excel is taking 100% on 1 core). Memory usage is minimal. This occurred when moving within a sheet or between sheets suggesting a graphics related issue. Jan 13, 2012 · When this is happening the CPU usage shown on task manager is 99 for the excel file. I have an excel file and it's worked just fine. The user confirmed that this client uses various macros etc. However, many users have encountered a frustrating issue: high CPU usage when running Excel on Windows 10. If it still freezes, how can I check if there’s a bottleneck between the CPU and memory causing the Jan 25, 2025 · High CPU usage in Office 365 Excel can result from various factors, including complex formulas, add-ins, corrupt files, and system limitations. To help you with the high CPU problem, we’ve come up with a few suggestions: 1] Download and install updates for Office 2] Delete local files for Excel 3] Use Microsoft Excel in Safe Mode and May 28, 2014 · Excel very rapidly grows to more than a Gigabyte of memory and the computer freezes up so badly even killing Excel from Task Manager requires quite a bit of patience. They have been stating that simple copy/pastes freeze up excel for about 30 seconds (can confirm) and when doing calculations they whole computer just freezes up, excel stops responding and becomes unusable till it feels like working again. 01 - 0. I was monitoring the CPU and RAM usage, the RAM is OK, but I saw that the CPU before execute the macro was in 1%, while the macro is running it increase to 20%, and after that, the % doesn't decrease. When they are closed, they still appear… Video Title: How to Fix Microsoft Excel Displays High CPU Usage When Running on Windows 11 If you wish to Microsoft Excel displays High CPU usage when running on Windows then please watch this video. May 31, 2024 · I have an Excel VBA program with a user form. What else can I do to increase CPU usage? Thank you. This doesn't happen on any other program, I can use word and powerpoint etc with no issues. But, in some unusual cases, this sppsvc. Copying files through Windows 11 causes my CPU frequency to go to its maximum and Task Manager Performance tab says CPU is at 100% utilization. This post will provide 8 solutions for you to fix this issue. However, when running Excel as administrator,… Jan 24, 2020 · Hi, When i copy cell in excel there is a high cpu usage on system. When two workbooks are opened in Excel and I use the copy and paste function Excel uses about 50-54%% of my cpu capacity according to the task manager freezing … Jul 10, 2013 · Excel CPU Useage Hi Guys I am using Excel 2010, and I'm having a right load of trouble with Copy and Paste between workbooks. Oct 15, 2023 · When attempting to copy a large range, Excel freezes and gradually consumes all available memory (16 GB) over a ten minute period. It does not go back to normal unless I cancel the copy. Loader. During these times, all other Office applications also… Jan 24, 2025 · High CPU usage in Excel can be frustrating, but understanding its causes and finding effective solutions can significantly improve performance. Please support on this issue ASAP, as this is impacting a lot of work activity. Understanding the VBA can't use more than 1 CPU core at a time, so the only way upgrading to more cores could help is by speeding up spreadsheet calculations when VBA interacts with the spreadsheet. Apr 18, 2018 · Hi All, I’ve been looking all over google trying every suggestion to fix the performance issue with excel 2016 that my users are having. . While it provides excellent functionality for syncing and sharing files, some users have reported experiencing high CPU usage related to the OneDrive application. When copy only text in cell - all ok. We made sure to enlist some applicable solutions below and help you address this as soon as possible. it has been doing this for a long time (over 1 yr. A colleague suggested it might be a hardware problem. exe /safe Note:- This video has followed all the YouTube community guideline rules. Thanks for your help! Dear all, I have experience a high CPU load when editing the excel file for a while. The file is saved on SSD with AutoSave disabled. Also check if any add-ins or background apps are using too much power. Apr 28, 2020 · Per your description, we understand that you’re encountering high CPU usage when using the Excel application. 2018 12: Office 365 on Windows 10 with all updates applied. I have pretty good laptop with i7-10gen 8 cores and 32 ram. 1 running server2003 and the other one running windows XP. Container. This not only affects their computer’s performance Jun 8, 2023 · Hello, I have a system running workloads that is sensitive to CPU usage. All of those solutions are equally effective. When an application like Excel utilizes a significant portion of CPU resources, it can indicate that the program is overburdened either by excessive tasks, resource-intensive formulas, or underlying problems within the system. Another issue not VBA-specific but it's important. having a greater number of rows? Sep 21, 2022 · Update: the high power usage thing happened again - and this time I used Process Explorer to check it. This happens when I copy files from all drives, external and internal. While calculating excel takes up everything of a single core it can. (I see it happen after many files have been changed or uploaded to the NAS - we mange large raw images and Photoshop files. Thanks for your help! Aug 19, 2021 · I'm using Excel for Office 365. This article explores the reasons behind high CPU usage in Hi, When i copy cell in excel there is a high cpu usage on system. Nov 19, 2010 · Copying from the file server to another physical box results in the same transfer speed, but the receiving server's CPU only goes up to 35%. 0. So I wanted to find the bottleneck for this operation and checked the common HW metrics (cpu usage %, network usage, RAM usage % and disk I/O). You won’t be able to run other applications, the battery of your computer will drain faster Jan 24, 2020 · Hi, When i copy cell in excel there is a high cpu usage on system. Instead of using Ctrl-V to paste it, right-click and choose Paste Options > Keep Text Only (or use the Paste pulldown in the Home ribbon's Clipboard group). Jan 8, 2024 · Microsoft Software Protection Platform service or sppsvc. Apr 28, 2025 · Thank you for bringing this to our attention, I understand that you need assistance with your Excel high CPU usage issue and to address high CPU usage in Excel for Mac, here are some effective troubleshooting steps: Check Your Workbook: Large files with complex formulas or volatile functions (like NOW or INDIRECT) can strain resources. Excel can slow down when CPU usage stays high, especially with big files or lots of formulas. Before you proceed, use Process Explorer to make sure that srv2. Hello everybody, I have an wired network between 2 pc's. Let’s explore how to choose the right hardware—particularly focusing on CPU versus GPU—to ensure fast, stable performance when dealing with huge workbooks. The Task Manager will not usually show excessive CPU or Memory usage (usually less than 50%), but it will always show VERY HIGH power usage. When ever I try and copy and paste fairly large amounts of data, it cripples excel for about 5 minutes, uses up 30-40% of my CPU and it would seem to be for nothing? May 13, 2021 · Why is your CPU running at 100% and what level of usage is normal? Fix your high CPU issue to resolve issues like freezes and crashes. However, as with any software, users can encounter performance issues that significantly affect their productivity. Follow these suggestions to improve: Computation speed Stability CPU usage Reference data on the same Jan 11, 2021 · HelloWhen apply a apply a resource heavy formula to a table with autofill, excel does not use more than 30% CPU. Using Excel 365 and when i copy and paste or do any kind of operation on worksheet it freezes for couple of seconds and task manager shows I use 100% of CPU. ScreenUpdating = True . in their Excel spreadsheets. Nothing else is opened that could trigger such effect. Thanks for your help! Sep 12, 2019 · I've come across an issue where excel keeps crashing while working on large data (not very large, ~100 to 400mb), working on pivot table or applying filters and copy paste function, excel freezes and the CPU usage increases to 100%, then it says excel is not responding. It is easy to use and it provides many useful features. The document I work is on my computer in Dropbox folder. having a greater number of rows? Yes, absolutely. Feb 22, 2016 · Dear all, I have experience a high CPU load when editing the excel file for a while. What could be the problem? Feb 22, 2016 · Dear all, I have experience a high CPU load when editing the excel file for a while. rmmeql gzawk wnlwy sbks npzcqlw cjdwo ikatj wccwl tnbdb podlsbj pmhi urlx orgzf puufin hxdo