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Security boot disable (change this in BIOS, for MSI computers reboot system and press delete a couple of times before the OS is loaded)
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To avoid screen freezing while installing
- Reboot system
- Go to the Install Ubuntu option (BUT DONT PRESS ENTER)
- Press e
- Find the line that starts with linux then add modprobe.blacklist=nouveau after quiet splash.
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Blurry pixels/bad graphics after installation if above step is not followed
- create a file with this content to disable nouveau
sudo bash -c "echo blacklist nouveau > /etc/modprobe.d/blacklist-nvidia-nouveau.conf" sudo bash -c "echo options nouveau modeset=0 >> /etc/modprobe.d/blacklist-nvidia-nouveau.conf" sudo reboot -
Read about disk partitioning, swap allocation and other detailed info Here