Under linux tab, download the 18.04 version. There is a complete guide at the AMD website.

If it works, your done! If not, try installing the pro drivers. Issue went away with a different radeon card.Īdd the oibaf ppa for latest AMD drivers: sudo add-apt-repository ppa:oibaf/graphics-driversĪnd install any updates it makes available: sudo apt update & sudo apt upgrade & sudo apt dist-upgrade The video card model is Gigabyte Radeon RX 550 D5 2GB Graphic Cards GV-RX550D5-2GDĮdit: I think the issue was a bad video card. Ĭapabilities: vga_controller bus_master cap_list rom WARNING: you should run this program as super-user. This causes windows from one monitor to move to the other if I log in before turning the other one back on.Īside from this, even when neither monitor goes to sleep, sometimes the login prompt would be on the other monitor and that once again leads to them getting swapped in order.Įdit: requested info: lspci| grep -i 'video \| display \| vga'Ġ1:00.0 VGA compatible controller: Advanced Micro Devices, Inc. The hdmi monitor goes to sleep and the display port one doesn't, it just keeps displaying the Ubuntu screen for logging in. The monitors are identical but one is connected via hdmi and the other via display port.

I never had this issue before but then I got a new video card and two new monitors.