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win8.1 to win10 error code 80240020 is a problem that occurs when many users upgrade. In fact, the solution is very simple, just through simple settings. Let’s take a look at the detailed solution tutorial.
1. Delete all files under "C:\Windows\SoftwareDistribution\Download".
2. Run the command prompt as an administrator.
3. Then enter "wuauclt.exe /updatenow" and press Enter (note the space)
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