Win10 upgrade can not find $Windows.~BT hidden folder how to do

Many people should know that Microsoft's win10 upgrade is through push, and many people have already learned that it is necessary to $Windows.~BT hidden folder, this does not require user creation, background updates are automatically generated. However, some users have not found the $Windows.~BT folder, and here are some comments.
First of all, you need to make sure your win7/8.1 is up to date, at least in SP1, the patch is good. Click the right-click property - windows update to check for updates.


Secondly, during the update, the KB3035583 patch is absolutely necessary, in order to receive updates win10, can generate $ Windows. ~ BT folder.
After you can hide the visible in the root directory of the C drive, you can find the BT folder.