Of course, thesystem requirementsof this new operating system are stricter.
If your setup meets the minimum system requirements of Windows 11, you choose to install this new OS.
However, after using the PC for some time, Windows 11 gets slow.
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On slightly older PCs and devices with low configuration, Windows 11 runs a lot slower.
Go to find what you should do from the following part.
Step 1: Launch Windows 11 parameters by pressingWin + I.

Step 2: Navigate to theWindows Updatepage and clickCheck for updatesto see if there are some available updates.
If yes, download and install them on your PC.
You are required to restart the PC several times to finish updates.

Disable Visual Effects
Windows 11 comes with many visual effects.
But sometimes this can slow down the PC speed if the GPU is low-end.
Step 1: Typeadvancedin the search box of Windows 11 and clickView advanced system tweaks.

Step 2: ClickSettingsunder thePerformancesection.
Step 3: Check the box forAdjust for best performance.
Step 4: ClickApplyandOK.

To speed up Windows 11 boot, you could choose to turn off startup apps from Task Manager.
Step 1: Right-tap on theStartbutton and chooseTask Manager.
Step 2: Under theStartuptab, nudge the app and chooseDisable.

Step 1: Open Control Panel in Windows 11 via the search box.
Step 2: ClickPower Options.
Step 3: In the pop-up window, selectHigh performance.

As a result, the running speed of your gear gets slow.
To make Windows 11 faster, you oughta perform a disk defrag by following the instructions.
Step 1: smack the search button, typedefragmentand clickDefragment and Optimize Drives.

Step 2: Choose the drive you want to defragment and click theOptimizebutton to start the process.
These files can let your gear run at a slow speed.
Step 1: Launch theSettingsapp and go to theSystemtab.

Step 2: ClickStorage > Temporary files.
Besides, you could pressWin + R, throw in%temp%, and clickOKto open theTempfolder.
PressCtrlandAto choose all the items and delete them.
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ClickContinueto confirm the deletion.
If some files are in use, skip them.
you could check the box ofDo this for all current itemsand continue.

Step 1: Navigate toSettings > System.
Step 2: ClickStorageand go toStorage Senseto enable this feature.
Step 1: Typecleanmgrin the search box and clickDisk Cleanupto run this app.

Step 2: Choose the drive you want to clean up and clickOK.
Step 3: Check the boxes of files to delete and clickOK.
Uninstall Unnecessary Programs
On your setup, you may install many programs and apps.
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Some are useful and some are unnecessary.
Step 1: Go toSettings > Apps.
Update Drivers
When talking about Windows 11 lag problem, you should also consider driver update.
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If the drivers are outdated, the system may be slow.
Step 1: Launch machine Manager in Windows 11 via the WinX menu.
Step 2: ExpandDisplay adapters, right-opt for GPU driver and chooseUpdate driver.

How to update drivers in Windows 11 to fix some errors or improve PC performance?
This post gives you some efficient methods for driver update.
By default, the time-out is 30 seconds.
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Step 1: TypeView advanced system settingsto the search box and nudge the result to control theSystem Propertieswindow.
Step 2: ClickSettingsunder theStartup and Recoverysection.
Step 3: Uncheck the box ofTime to display list of operating systems.
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To make Windows 11 faster, you could choose to turn off notifications.
Step 1: Go toSettings > System > Notifications.
Step 2: Disable notifications for unwanted applications.
Compared to an HDD, an SSD is faster.
Whats the difference between solid-state drive and hard drive?
Which one to use for your PC?
Read this post to learn more on SSD VS HDD now.
How to transfer Windows 11 to an SSD?
A professional system migration tool is necessary and it’s possible for you to run MiniTool ShadowMaker.
Step 2: ClickKeep Trialto continue.
Step 3: Go to theToolspage, clickClone Disk.
Step 4: opt for source disk and target disk and then clickOK.
Step 5: The cloning process starts.
After that, remove the HDD and put the SSD into the original place on your setup.
In addition to MiniTool ShadowMaker, you might use another Windows migration tool MiniTool Partition Wizard.
Here is a tutorial that gives you a full guide on Windows 11 installation on an SSD.
What Windows 11 means for gamers?
How to optimize Windows 11 for gaming?
Read this article to know much.
Final Words
How to make Windows 11 faster if the system goes slow?
If you have other methods to optimize Windows 11, let us know in the comment section below.