Hello Rob. I'm Greg, here to help you with this.
If it's within ten days you can go back to Windows 10 by one of these methods:
https://www.yourwindowsguide.com/2021/08/how-to...
The problems are fixable. If you want to work with me we can sort them out or I can also help you go back to Windows 10 if necessary by a Clean Install.
- To ungroup taskbar items see here:
https://www.androidauthority.com/ungroup-icons-...
- You can repair Office by trying these options:
https://support.office.com/en-gb/article/repair...
- All possible fixes for Windows 11 Wifi are here:
https://answers.microsoft.com/en-us/windows/for...
- Everything in Windows depends on the quality of the underlying install. To determine your install quality and find/fix performance problems Go over Windows 11 with this Performance Checklist to try to find and fix problems:
https://answers.microsoft.com/en-us/windows/for...
- If nothing else works and/or you still want to go back to WIndows 10 follow this gold standard Clean Install that compiles the best possible Install of Windows which will stay that way as long as you stick with the tools and methods given, has zero reported problems, and is better than any amount of money could buy: http://answers.microsoft.com/en-us/windows/wiki....
Feel free to ask back any questions. Based on the results you post back, I will have other suggestions if necessary.
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