Solve the problem of upgrading win10 without boot.wim

Step 1: To find hidden file $Windows.~BT in C drive, and confirm that it is larger than 3G, it is understood that the current file size is between 3G and 6.9G. If you are not sure whether to download, please open the window /SoftwareDistribution /Download /c9c1f550a73c72c48a98294db176f702ddb956a8 in the C drive. There is a big BT (the landlord forgot) still, the proof is still downloading, wait for it to disappear Go to the next step.
Step 2: Copy the files in the hidden file of the C drive to any disk except the system disk.
Step 3: Find Setupup in the Sources folder to open in admin mode, and then you can install the system. (If after opening the file suddenly found smaller, please go to the Recycle Bin reduction)



Tips: If $ Windows ~ BT only 10M appear after the operation, the C : The files in WindowsSoftwareDistributionDownload and the $Windows.~BT folder are deleted, and then refreshed $Windows.~BT will reappear, and then wait for the download to complete.