Grub says "Incorrect command" and "syntax error" when updating grub config

[anon11595408]

If you are on legacy (bios) grub, you might want to take a closer look to this forum entry:

Getting rid of grub customizer and restoring vanilla grub

Hi guys, been with EndeavourOS for a year and just loving it. Most stable distro I’ve ever had, and I’ve been distro-hopping for years. Now to my issue: a few months ago I installed “grub customizer” from the repo and it’s been working fine. Lately, however, arch decided to disable os-prober and this wasn’t a problem until I installed MX-Linux on my other drive. I ran grub customizer to add it automatically to grub but got error messages. Tried to add the line to grub.cfg about re-enabling os-p…