Win10 upgrade C drive $Windows.~BT What is the folder? Very occupied space

Windows 10 has been officially pushed to users yesterday! If you have previously scheduled a free upgrade to Windows 10 (that is, the white Windows logo in the tray notification area), then you will receive a free update for the Windows 10 system. This upgrade is batch-based, which means that everyone can receive it when they turn on the computer. It is expected that the entire upgrade team will be completed in the next few weeks. And if your system disk (usually the C drive) has a hidden folder called "$Windows.~BT", it will continue to grow larger. At this time, please don't panic, indicating that your Windows 10 free upgrade file has been quietly started to download in the background!

If you haven't already, you can wait patiently. Of course, if you don't open the show hidden files and folders, you can't see them. You can do this by viewing “Show hidden files, folders and drives in the folder options.

When the upgrade file is downloaded, Windows will prompt you to arrange the best installation time, of course, you can also manually select the installation time to avoid interference with normal work and study.
Windows 10 Pre-Upgrade Confirmation

If you are a company Pc and the company has some specific software, then you can use the Windows 10 Upgrade Assistant to confirm compatibility and system configuration meets the requirements, the operation is very simple . Still click on the Windows logo in the lower right corner to open the “Get Windows 10” tool. Then you will see the following page:

There will be a project called "Compatibility Detection", which will generally remind you of the compatibility of the computer, of course, click “View Report&rdquo Can be detailed:

This is the current compatibility test report, but due to the large number of software. Even Microsoft can't cover everything. If you are a cautious person, wait for your colleague to upgrade and confirm that it is compatible!