While the functionality enhanced slightly in newer versions of Windows, the process remains the same.

pick the Start button and typeDisk Cleanup.

pick the Disk Cleanup app.

Screenshot of disk cleanup utility

UnderFiles to Delete, select all boxes.

These include downloaded files, temporary internet files, cache files, the Recycle Bin, and more.

you might delete all of these files without hurting your Windows system at all.

Screenshot of all cleanup files selected.

SelectOKto begin the cleanup process.

From the Start button, openSettingsand then selectSystem.

In Windows 11, the steps are:configs>System>Storage, selectStorage Sense.

The Windows Settings dialog box.

EnableAutomatic User content cleanupand then selectRun Storage Sense now.

SelectStoragefrom the left menu.

You’ll see the area that uses the most space at the top of the list.

Screenshot of Storage settings in Windows 10.

Select each of these to delete unnecessary files there.

One area you should often check in this list isTemporary files.

Back on the Storage screen, selectConfigure Storage Sense or run it now.

The Windows Storage dialog box.

Set the toggle under Storage Sense toOn.

grab the Start menu, typeControl Panel, and select theControl Panelapp.

Select theInstalled Onheader to sort by oldest installed program first.

Screenshot of Temporary Files area

Now choose any system you no longer use and selectUninstallin the menu to uninstall it.

However, these services include anOffline Storagefeature that saves files on your rig.

Disable this to save space.

The Storage dialog box in Windows 10.

This will move, rather than copy, the folder.

Keeping it clean ensures your machine runs fast and efficiently.

FAQ

Yes, but maybe no.

Screenshot of setting up Storage Sense

If you are sure your system has a hard drive, then yes,defrag your hard drive.

If you aren’t sure what that means, read our primer aboutfragmentation and defragmentation.

Our primer article mentioned just above explains why you should not do that.

Screenshot of removing programs in Windows