![Horizontal white lines on screen, graphics card not being detected! (Please help) | Tom's Hardware Forum Horizontal white lines on screen, graphics card not being detected! (Please help) | Tom's Hardware Forum](https://forums.tomshardware.com/proxy.php?image=http%3A%2F%2Fi.imgur.com%2FJ9QBA11.jpg&hash=b3277d9c3e1cd8ee230a423bccd275cb)
Horizontal white lines on screen, graphics card not being detected! (Please help) | Tom's Hardware Forum
![First Pc build but getting no signal from display, was working fine last night before I went to sleep, haven't changed anything since then and now won't display : r/PcBuildHelp First Pc build but getting no signal from display, was working fine last night before I went to sleep, haven't changed anything since then and now won't display : r/PcBuildHelp](https://external-preview.redd.it/nrcajF8zbXiUxVvGKW2ySK05qZqg8zoUotVEkmgJXDM.png?format=pjpg&auto=webp&s=36af590f603c3e3d4f99395698b25b46a33be601)
First Pc build but getting no signal from display, was working fine last night before I went to sleep, haven't changed anything since then and now won't display : r/PcBuildHelp
![I switched monitors instead of upgrading my GPU for smoother gaming — here's what happened | Tom's Guide I switched monitors instead of upgrading my GPU for smoother gaming — here's what happened | Tom's Guide](https://cdn.mos.cms.futurecdn.net/qPesYCM4TS9bQSh7wigdJm.jpg)