As mentioned earlier, the problem with Windows 10 error code 0x8007042b is that the update assistant is not working. Thus, the solution is usually to install the update directly from the Windows Update menu. In Windows 10, just go to Settings and select Update & Security.
How to fix Windows 10 update or upgrade error 0x8007042b?
0x8007042B-0x4000D, Installation failed during SECOND_BOOT with some error during MIGRATE_DATA operation. Always check the available store for the first time. Click Start > Update Options > Security. Click “Troubleshoot” on the left. Click More Fixes. Scroll down and click Update, then click Run the troubleshooter.
What does Error Code 0x8007042B mean?
According to users, error 0x8007042B can appear from time to time due to file corruption. To fix this issue, most users need to repair SFC Explorer and your files.
How do I fix error code 0x8007042B?
Windows 10 update error 0x8007042B
What does Error Code 0x8007042b mean?
Error codes 0x8007042b can interrupt the update process and leave your PC vulnerable. Windows 10 update error. In some cases, Windows update fails due to error code 0x8007042b. You can easily fix this problem by harming your antivirus program.
How do I fix error 0x8007042B?
Windows update error 0x8007042b
- 1] DISM Tool.
- 2] Run the System File Checker. Does it repair dangerous or corrupted Windows files? …
- 3] Disable your antivirus. …
- 4] BITS Reactivation Service. …
- 4] Windows creates the ISO media. … Contact
- 5] Microsoft Support.
What is error 0x8007042b?
According to users, sometimes wrong selection 0x8007042B can appear due to a problem with the file. To fix this problem, you need to run SFC and restore your files.
How to fix 0x8007042B?
If the problem persists, try restoring the files and see if that solves the problem.

Vijay is a tech writer with years of experience in the Windows world. He’s seen it all – from simple problems to catastrophic system failures. He loves nothing more than helping people fix their PCs, and he’s always happy to share his wisdom with anyone who needs it.
When Vijay isn’t fixing Windows problems, he likes to spend time with his wife and two young children. He also enjoys reading, playing cricket, and watching Bollywood movies.