My Monitor Screen Keeps Moving Up & Down What Would Cause That!

[highbids]

I've been having issues with my monitor screen moving up & down at a high rate & I'm thinking it's a bad driver or would a virus do it.

I've check to see it I'm the only user on the computer & I am so I think it a driver issue, is there a software program that can diagnose the problem.

 

[Yuriman]

Earthquake?

 

[Quiksilver]

404 computer information not found.

 

[Schmide]

Failing old CRT?