Startup Problems

I just downloaded unity 3 without any problems but when I attempt to run the program i am getting a "failure to initialize" error. Please help. I would reaaly like to use this program in one of my actitivity classes.

this might help: https://www.drivereasy.com/knowledge/fixed-failed-to-initialize-unity-graphics-error/#:~:text=To%20fix%20the%20error%20Failed,Type%20dxdiag%20and%20click%20OK.