Similar to the Windows.old folder, the folder contains the previous Windows installation files.
These files are used to downgrade to previous Windows versions or downgrade to previous Windows 10 versions. ~ BT folder contains previous Windows installation files.
However, the time to use the free upgrade version is out of date, so you cannot use these files to upgrade Windows 10. When you upgrade to Windows 10, the system will use these files to quickly install the new operating system version. To display folders and hidden files on Windows 7, 8 and 10, refer to the steps here.ĭuring the upgrade to Windows 10, Windows 7 and Windows 8 will automatically download Windows installation files and store these files in the $ WINDOWS. , these folders are hidden folders, so to see these directories you have to perform some additional operations to display the directory. These folders may appear on Windows 7, 8 and 10 and more.
~ WS are directories related to the Windows 10 upgrade process.
