![]() And the graphics card started to work properly again, no nomodeset required anymore, but acpi_backlight=vendor was required in /etc/default/grub: Final Solution: Baking Graphics CardĪfter a few days testing, some vertical green stripes appeared on the screen at any stage the display was on – a strong indication that graphics card was severely broken, and a simple remedy was suggested by various people online: put the graphics card into the oven at 200C for 8 mins in order to resolder all connections – which I did. Unfortunately with nomodeset the backlight control no longer works, and so the screen is very bright, and also heats up the entire case for over a period of 1-2 hours. Thanks to Ask Ubuntu: How can I reinstall GRUB to the EFI partition? – to the shell direct as root: mount /dev/sda2 /mntĪt this point edit /etc/default/grub with vi or vim and edit one line, add nomodeset: GRUB_CMDLINE_LINUX_DEFAULT="quiet splash nomodeset"Įxit the editor, and continue on the shell: update-grub Hit key, and enter ‘term’ and click on “Terminal”.You logged in with your credentials, and desktop appears.In case you install Ubuntu, once finished with all, reboot with USB stick connected, and repeat steps 1-4 but then continue like this: Boots into GRUB, select “Ubuntu Safe Graphics” (2nd entry) with and keys. ![]() Select most right icon with (boots with USB Stick).Push down ALT Key while screen is white. ![]()
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