How to Fix Windows 10 Slow Performance PC / Laptop [Troubleshooting Guide]

If you’ve been running the Windows 10 on your computer even with the newest hardware, you might notice that the operating system seems to slow down or lag at times. Even something as simple as clicking on the start menu can cause it to hang for a second or two. This sluggish performance usually appears in the form of input lags.

To know more about the issue and how to fix it, then continue reading the post for I will recommend some basic and effective troubleshooting procedure to deal with the slow performance problem. Keep in mind as well that since we recommend these procedure but still it’s not 100% guaranteed that it can fix it. In some reasons, two similar issues does not always have the same resolution, they might be the same but what trigger the issue is different. So, to determine the culprit, we must narrow down the issue first and it always starts with the basic.

Why did this happen and what must be done in order to get it fixed? If you too have the same questions in mind, then this content might be able to give you the answer. Read on to learn more.

Before we jump into our troubleshooting, if you found this page because you were trying to find a solution to a different problem, then visit our Windows 10 troubleshooting page for we have already addressed some of the most common Windows 10 problems and errors. Try to find issues that are similar with yours and use the solutions and troubleshooting methods we suggested. If they don’t work for your or if you need further assistance, fill up our PC issues questionnaire and hit submit to contact us.

Troubleshooting Windows 10 Slow Performance PC/laptop

Here are the things you can do to make your Win 10 computer run fast again…

Method 1: Change Initial Size and Maximum Size back to Recommended

If you’re noticing Windows 10 slow performance, try changing the Initial Size and Maximum Size to the Recommended File Size for both.

  1. Open Start Menu and find the Control Panel. Click on it.
  2. Here in the Control Panel, go to the Search field at the top-right of the window and type Performance. Now hit Enter.
  3. Now find Adjust the appearance and performance of Windows.
  4. Go to the Advanced tab and click on Change in the Virtual Memory section.
  5. Now uncheck the option Automatically manage paging file size for all drives.
  6. Select the default C: drive where Windows 10 is installed and then choose Custom Size. Then change Initial Size and Maximum Size to the recommended values by Windows which is in the Total Paging File Size For All Drives section.
  7. Now click Set and then hit OK to save the settings.
  8. Reboot the computer for the changes to take effect and fix the Windows 10 slow performance.

Method 2: How To Fix Windows 10 Slow Performance

This tip is old but good. These settings have been around since Windows XP, but you can still apply them to Windows 10. These will help visually speed things up in Windows 10, especially if you have an older video card or a machine with less RAM.


  1. Search for your Control Panel
  2. Click on System
  3. Click on Advanced System Settings in the left column
  4. Under the Advanced tab, click on Settings in the Performance box

Now, always uncheck the following options for low spec PC/Laptop:

  • Animate windows when minimizing and maximizing
  • Animations in the taskbar
  • Enable Peek (sometimes I leave this one on)
  • Fade or slide menus into view
  • Fade or slide ToolTips into view
  • Fade out menu items after click
  • Slide open combo boxes

Method 3: Close multiple irrelevant programs running in the background

There are other programs that are not familiar with you or you can rarely use. This programs could make your PC sluggish or not responding for a few seconds especially for high PC/Laptops. Now, one way to make sure and can visually change the performance of your PC/Laptop is to disable all irrelevant programs on startup. To disable the programs in start up  is easy, you just have to launch the Task Manager.

  1. Press CTRL + ALT + DELETE on the keyboard to launch Task Manager.
  2. Click Task Manager
  3. Click Startup tab
  4. Select rarely or never used programs that are currently running, then click Disable.
  5. Once your done, close it. See if there are any changes in performance.

Method 4: Use Windows troubleshooter program

This is a built in program for any Windows OS and it can resolve any program or performance issue your PC/Laptop is having. It’s easy to launch and the system will scan itself for any problems and find solutions online and fix it. Here’s how to launch the troubleshooter:

  1. On the desktop, click the search box.
  2. Type Maintenance, then hit Enter on the keyboard
  3. A dialog box will appear ‘System Maintenance’, click Next.
  4. Allow your PC/Laptop to detect some system issues and follow the remaining instructions to complete the process. It can take up to several minutes and a confirmation message will appear after the process.

Now, if all these procedure didn’t help and the issue still occurs, make sure to set up an appointment for the technician to come to your house and handle the issue or bring it to the nearest service center in your area.

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