Error: file '/boot/vmlinuz-5.10-x86_84' not found

[stephane]

you have to chroot with your usb iso manjaro

see this

[Solved] Update fails at modprobe error, system hangs, won't boot

While updating I eventually get the following output and error: (12/31) Updating linux initicpios… ==> Building image from preset: /etc/mkinitcpio.d/linux414.preset: ‘default’ → -k /boot/vmlinuz-4.14-x86_64 -c /etc/mkinitcpio.conf -g /boot/initramfs-4.14-x86_64.img ==> Starting build: 4.14.221-1-MANJARO → Running build hook: [base] → Running build hook: [udev] → Running build hook: [autodetect] modprobe: ERROR: missing parameters. See -h After this the system becomes unresponsive …