Windows XP is still here, and will be a while.
So, take advantage of the vast knowledge and breath life in your XP machine to make it do what you really want (I am still working on a tip to make it wash dishes)
this article is from PCstats
tip 24 for example
" Use VGA mode to troubleshoot monitor refresh rate problems"
used to be a problem for me when I unplug a PC from a large monitor with different refresh rate (mainly CRT).
Anyhow, check the article, there is for sure something you wish you knew before