How to fix Error 1721 (Windows Installer Error 1721) - Error 1721: Windows Installer has encountered a problem and needs to close. We are sorry for the inconvenience.
Swaroop Ghosh and Kaushik Roy
3+ Ways] How to Fix Error 1721 Installer Problem Windows 10/11?
How to Fix Windows Installer Error 1721 – A Detailed Guide
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WARNING!!!: AMD's agesa sandbox just sent 2v to my 7800x3D (It's alive, thankfully) : r/Amd