Win8.1 Upgrade Win10 Encounter 0xc1900101-0x40017 how to solve

recently, a lot of netizens feedback, the computer system from win8.1 free upgrade win10, fast 60%, the emergence of c1900101-40017 Windows Update encountered problems, so back to the win8.1 system, unable to complete the WIN10 upgrade. Win8.1 Upgrade WIN10 encountered a 0xc1900101-0x40017 error, can not upgrade what is the reason? How to solve it? The following computer Pepsi explains the causes and solutions.

　　First, 0xc1900101-0x40017 error causes

In fact, there are many Win8.1 user upgrades Win10 encountered c1900101-40017 Windows Update encountered problems, for this phenomenon, Microsoft engineers also gave reasons.

Win8.1 User Upgrade Win10 have encountered c1900101-40017 errors are mainly user's system settings, software-driven problems, you can try the following methods to resolve, and then upgrade to try again, until the installation is complete.

　　Second, Win8.1 upgrade Win10 encounter 0xc1900101-0x40017 Solution

1, Win8.1 upgrade Win10 before, it is recommended to uninstall all the security software, such as 360 antivirus, QQ computer Butler, Jinshan poison PA, etc., to prevent the upgrade by the security software termination;

2, uninstall some unnecessary device drivers, we can try to uninstall the graphics driver, uninstall and then upgrade.

After the operation of the above two, and then upgrade Win10 try, some netizens successfully solved the problem in this way. However, there are some users have not how to solve.

For users who have not yet been resolved, WIN10 upgrades can be made in the following 2 ways:

1, will Win8.1 initialization (equivalent to restore factory settings), and then upgrade, this method is more cumbersome, not recommended;

2, download WIN10 system image, direct installation upgrade (recommended);

3, the use of U disk, through the U-disk reload installation Win10.