Twin__chocolate wrote: > Thank you for answer. Excuse me, and Open GL, or will what? That, Open GL or do I install it? Their own operating system you are using is Ubuntu12.04 LTS 32bit. I'm sorry, but how to answer, thank you. If your operating system is 32 bit, then you don't have to worry about installing anything extra. Just reinstall your graphics driver. If you don't know what package to install, ask on the Ubuntu forum.