Earlier, Microsoft released its routine September update. Unfortunately, it caused severe disruptions with cell copy-pasting and formula calculations in Microsoft Excel. Consequently, the company deployed the KB5002665 out-of-band patch to rectify those specific errors. Now, Microsoft is distributing another optional preview update. However, this new release introduces an even more astonishing failure. After installing this package, some users discover their Office licenses missing entirely. In extreme cases, the operating system automatically uninstalls the entire Office suite.
Restoring Outdated Microsoft 365 Applications
Initially, developers designed this patch to mend outdated Microsoft 365 installations. Specifically, KB5002907 functions as an optional, non-security update for Office. It primarily targets software versions on the Current or Monthly Channel that lack updates for over 90 days. Microsoft originally intended to help stagnant Microsoft 365 components resume normal update cycles. Therefore, active systems typically receive this package automatically via Windows Update. You can read more about this optional update for out of date Microsoft 365 apps installations on their support page.
Unexpected Deletion of Older Licenses
Microsoft recently confirmed that older iterations like Office 2016 and 2019 exhibit critical errors following this installation. Specifically, after a system reboot, the software suddenly flags itself as an unlicensed product. Furthermore, users lose their ability to edit documents normally. In rare instances, the update completely removes the existing software from the machine. Consequently, Microsoft abruptly halted the distribution of this problematic patch to protect remaining users.
Official Workarounds and Activation Steps
Currently, the tech giant offers a straightforward temporary solution. If the system accidentally erases your software license, you must reactivate the product manually. Simply input your original product key to restore full functionality. Alternatively, if the update uninstalled your entire application suite, you must perform a clean installation. After reinstalling your specific version, utilize your original license to authenticate the software once again.
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