I have a desktop that i think is having driver issues. I can't increase the screen resolution or colors from 640x480 and 4bit. its an Insignia D400a. The device listed under display adapters is an Intel 82845G/GL/GE/PE/GV graphics controller. Let me know if you need any more info. Thanks.

Intel® 82845G Graphics Controller — What is the Intel® 82845G Graphics Controller?