What should I do if the error 0x80070005-0xA0019 is returned when win8.1 fails to upgrade win10?

Error 0x80070005-0xA0019 prompted during win8.1 upgrade to win10

1. Insufficient permissions. We must log on as an administrator.

Because the win8.1 system has been very powerful in terms of system permissions, you must use the administrator identity to have sufficient permissions to operate files and directories.

2. Scan malware

Malware infection may also cause this error. It is recommended that you keep holding down the left shift key, and then click restart of the power supply. Troubleshooting-advanced options-start settings-restart, select "4" or "F" to enter the security mode. Then, on the "security mode" page, we use Windows Defender for scanning to detect and delete any detected malware. After the scan is complete, delete all detected malware entries, restart to return to normal mode, and try to install "Windows Update" again ".

Well, the above is a small compilation of a solution for upgrading win10 with the error 0x80070005-0xA0019. I hope it will be helpful to you.