How to solve error code 0x800f081f on Windows 8.1 update

You have error code 0x800f081f  or 80070020 or 80073712 when Windows 8.1 update fails to install. 


Follow the next procedure and then try to install Windows 8.1 Update manually.

1. Launch Command Prompt with administrator privileges
2. Run the following command:

dism /online /remove-package /packagename:Package_for_KB2919355~31bf3856ad364e35~amd64~~6.3.1.14

3. When step 2 is completed, run this command:

dism /online /cleanup-image /startcomponentcleanup

4. Try to install Windows 8.1 Update manually