The system stopped loading after reboot PC

[stephane]

can you check any dump files ?

Bootloader/grub error. Can't install

Filesystem Type Size Used Avail Use% Mounted on dev devtmpfs 3.4G 0 3.4G 0% /dev run tmpfs 3.4G 114M 3.3G 4% /run /dev/sdb iso9660 2.9G 2.9G 0 100% /run/miso/bootmnt cowspace tmpfs 256M 0 256M 0% /run/miso/cowspace overlay_root tmpfs 5.1G 193M 4.9G 4% /run/miso/overlay_root /dev/loop0 squashfs 56M 56M 0 100% /run/miso/sfs/livefs /dev/loop1 squashfs 787M 787M 0 100% /run/miso/sfs/mhwdfs /…

recheck all theses points in your firmware motherboard

• Secureboot off
• CSM off
• TPM off
• disks all on AHCI
• no optane/RST
• no fast boot
• no legacy ( maybe be exception for USB only )