Yes, I tried that.
Sorry, my friends, but I gave up trying to fix this and decided to reinstall Manjaro the way I was thinking to do:
Manjaro is up and running again, this time on a 100GB BTRFS partition.
Lesson learned: BTRFS eats disk space for dinner! Unless you have plenty of disk space for your root (/
) partition, use another filesystem, such as the old but gold EXT4.
Again, thank you for your time.
I’m now trying to solve another problem:
In case you have any ideas, any help with that is appreciated.