If "Reset the PC" option under Settings Update & Security Recovery was a little tough to follow, Microsoft has made it simpler.
That update was not intended for systems volume licensed using Key Management Service (KMS) activation, being intended only for retail devices, but has been mistakenly installed on large numbers of Windows 7 volume-licensed systems nonetheless, according to user reports.
Machines affected by the issue display a "Windows is not genuine" error message after the user logs on and have a "This copy of Windows is not genuine" watermark on the desktop.
This isn't the first issue with Microsoft's anti-piracy Windows Activation Technologies, which recently caused panic after deactivating legitimate copies of Windows 10.
The solution to this particular inconvenience is expected to be available mid-January - so that should be within the next week or so - with the timeframe for patching the Start menu problem not stated at the moment (Microsoft says it's "working on a resolution").
In recent months, Microsoft has also endured several months of negative headlines about bugs in the latest Windows 10 October 2018 Update, also known as version 1809.
Microsoft's new storage policy may have been aimed at ensuring there are fewer instances of failed updates.
Microsoft has released Windows 10 19H1 (Windows 10 1903) release with support for reserved storage functionality.
"To work around this issue use either a local account that is not part of the local "Administrators" group or any domain user (including domain administrators)". It can be found in the latest Windows Insider Program test release of Windows 10, which was announced on Wednesday.