WIN8 Upgrade WIN10 error code 80240020 workaround

With Microsoft's vigorous promotion of the WIN10 system, for most of the users who did not upgrade to the WIN10 system, they also tried to upgrade the system to the WIN10 system, and in the upgrade, some users found that the WIN10 system is not as useful as imagined, and some people choose to return the system to the original system, In the last few days we have learned that Microsoft will stop the technical support of the WIN8 system, so for WIN8 system users, Either choose to upgrade to win8.1, or upgrade to WIN10, and some users back to the WIN8 system, and then upgrade the WIN10 system has 80070057 error code, for this problem how do we solve it? The following small series for you to provide detailed operation method Bar!

Operation method

1. Right-click Start menu, Command Prompt (admin).

2, enter proxycfg-d carriage return.

3, input services.msc.

4, find Background intelligent Transfer Service.

5, right click, select Enable, restart and then update again.

Through the above methods, we can see that caused WIN8 upgrade WIN10 system error 80240020 problem, because the Background intelligent Transfer Service is not enabled, the user only need to go through the two steps above to solve the problem !