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Windows 12 May Require a Subscription
(www.pcmag.com)
This is a most excellent place for technology news and articles.
FOSS alternatives like LibreOffice are completely compatible with MS Office file formats.
I use LibreOffice at a medium size company where everyone else uses MS Office. Not a single issue.
That hasn’t been my experience. They also aren’t collaborative with those that use Office, that’s half the issue.