A
a4advisors
My laptop came with Windows 10 Home originally. I purchased a Windows 10 Pro upgrade on March 19 2020. Due to a recent Windows issue, I had to reinstall Windows and chose the Windows 10 Pro installation from the download. However, I currently have Windows 10 Home now installed. How can I re-upgrade or reactivate Windows 10 Pro on this same laptop? My March 19, 2020 receipt does not have a serial keycode to use to activate the upgrade. I am pretty sure I installed the Pro upgrade from inside of the OS and now dont know what to do.
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