Hi, Buhhhh.
I'm Jen, I'm also a Windows user just like you. I'm not working for Microsoft but I'd be happy to help you figure this out.
I understand you're still having issues setting the correct time on your PC. Aside from the troubleshooting steps you've already tried, I suggest following the steps in this article and seeing if it helps.
https://www.makeuseof.com/tag/3-reasons-windows...
I hope this helps. Feel free to share how it went.
Kind regards.
*****Note: This is a non-Microsoft website that would provide accurate and safe information. Watch out for ads on the site which are frequently classified as a PUP (Potentially Unwanted Products). There is no need to buy paid products to fix your computers as they do more harm than good sometimes.*****