Error code 30015 notification may appear while installing Office programs on the latest Windows 10 or Windows 11. This issue can arise due to various reasons, with one of the major causes being registry corruption.
Follow Temporarily Disable Windows Defender to Fix Error Code 30015
SFC (System File Checker) is a command-line tool to check and repair system file corruption.
SFC /SCANNOW
in the command window and press Enter.Note: If Windows states “Windows Resource Protection discovered corrupt files but was unable to fix some of them,” follow the additional steps below.
Follow these steps to remove and reinstall Office:
If the error persists, resetting your Windows operating system might be necessary. Please follow these steps carefully, but remember to back up all personal data before proceeding, as resetting will erase all files and settings.
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