> Open regedit.exe
> click on Computer
> Click on HKEY_CURRENT_USER
>Click on Control Panel
>Click on Colors
>Double Click on WindowText
> and change the value from 0 0 0 to 255 0 0 for red color
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For font smoothing , go to
Computer\HKEY_CURRENT_USER\Control Panel\Desktop
click on FontSmoothing and change ethe value to 1
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For font change in window 11, see below link
https://www.wisecleaner.com/think-tank/585-How-to-Change-the-Font-on-Windows-11.html
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Computer\HKEY_CURRENT_USER\Control Panel\Desktop\Colors