Extreme disk space cleanup

One-line command. Use with caution.

Disable hibernation and delete c:\hiberfil.sys:

Delete Windows Temp

Find and delete *.OST

Delete Windows Update cache C:\Windows\SoftwareDistribution

Delete Recycle Bin

Delete AppData\Local\Temp for all users

Limit System Restore to 2GB

Clean Up the WinSxS Folder

Run Disk Cleanup with the default settings, no user prompts.

Run Disk Cleanup and remove files from previous Windows installations.