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The end of Windows 10 is approaching, so it's time to consider Linux and LibreOffice
(blog.documentfoundation.org)
This is a most excellent place for technology news and articles.
Consider running the LTSC version. It gets extended support.
ESU also offers one year of support for non-enterprise users for $30.
I've been migrating some of my clients (I do on site support for SMBs) to LTSC 2019, which gets updates until 2029. An added benefit is that it gets a lot less updates, essentially security updates, and comes with a lot less crap preinstalled.