

So, if you are good with the current version of the Windows then you can reclaim a considerable amount of space by simply deleting Windows BT and Windows WS folders. These are the setup files that help you upgrade your machine to the latest version of Windows.

Deleting these folder will instantly free up a ton of space.

If you are running out space on your hard drive or don’t like wasting that much of space then you delete Windows BT folder and delete Windows WS folder for good. As you can guess, that is a huge amount of space to be spared. Typically, the size of these folders will be anywhere from 15GB to 40GB depending on your system.
