Troubleshooting
Use DISM to Repair the Windows 8 or 8.1 Component Store (Historical)
Check and repair Windows 8/8.1 component-store corruption with DISM, then run System File Checker to repair protected system files.
THE JOURNAL
checkSUR
2 articles
Troubleshooting
Fix Error 0x800F081F in Windows 8.1 (Historical)
Troubleshoot Windows 8.1 error 0x800F081F when DISM or optional-feature installation cannot find the required source files.