Variable 'root' isn't set error when trying to instal manjaro

[Wollie]

To get your confidence about your bootstick from 99,9% to 100% verify if it’s working when preparing the stick using dd:

[HowTo] Write a Manjaro ISO to an USB stick with dd

Difficulty: ★★☆☆☆ This is a tutorial how to write an ISO file correctly to an USB stick. Download the ISO and the checksum file. First, verify the checksum: sha1sum -c manjaro.iso.sha1 It should print a line which says “OK”. If it’s not okay, it might be a bad download, so download it again. Print out the checksum, we’ll need it later on: sha1sum manjaro.iso dc7427636040e9469861251858aae820c2ae16cc manjaro-kde-20.0.3-200606-linux56.iso Plug in your USB stick. Check the devic…

Also, please let us know how you boot the stick - in UEFI or BIOS mode. Manjaro’s ISOs are of hybrid design, the allow both.