Help

I need help u guys when i play crossfire my computer makes it look all weird like when u spin the crates it makes a white square box around it. Plus, when i go to a game sometimes it goes like black around the icons. I need help

uninstall and reinstall

can you like pos a picture of it please and ty

Can you post a screenshot of this
because i cant really understand you.
The most possible way to solve it is to reinstall crossfire have a disk clean up.
If this doesnt solve the problem you will need a better graphic card or memory or something!