What should I do if Win10 fails to install? Win10 lacks boot.wim file can not be installed solution

Today is the day of July 29 ——Win10 official release. Win7 and Win8 users will receive Win10 upgrade prompts from the early morning. Some people may fail to install Win10, the reason for the failure is the lack of the boot.wim file. This article will introduce Win10 lack of boot.wim file can not be installed how to do? Let's take a look at the solution together, I hope it will help everyone!

However, users of organic wisdom download the temporary folder "Win:" to download the temporary folder "C:\\$Windows.~BT\\"; after copying to other partitions, start setupre in the source folder. The exe program can be installed normally.

But there are also users who say that the "Windows.~BT" folder will disappear in some cases, which has a lot to do with its "temporary" attribute. The root cause of this problem is that the system believes that the file in the folder has “completed the mission”; therefore, the content will be deleted, but from the feedback of “Installation Failure”, this is obviously a serious mistake. Therefore, in order to prevent the abnormal problem caused by this folder property problem, you can consider putting the files in the copied folder into the normal folder or changing the folder properties after copying. Remember, don't make any changes to the original “$Windows.~BT” folder to avoid affecting the normal upgrade channel.






































Some users will fail to install if there is a problem with the boot.wim file. Then you can try to solve this problem.

Recommended reading: win10 official version upgrade $Windows.~BT folder card in 140M solution