Press Windows + R
Type %temp% and press Enter
Select all files and folders
Press Shift + Delete or Delete
Empty the Recycle Bin
Press Windows + R
Type temp and press Enter
Delete the files you can
Open Settings
Go to System
Select Storage
Click Temporary files
Select the files you want to remove
Click Remove files
Open Disk Cleanup
Select the drive
Check Temporary files
Click OK
Click Delete Files
Open Run
Type cleanmgr and press Enter
Select the drive
Remove temporary files
Restart the computer