Updating from USB

Update System by Transferring Files from USB

Delete old files

You’ll need to use your judgement here

# Check available files
ls /srv/desktop

# Delete old files
# Say you want to delete v18,19,20
rm /srv/desktop/v{18,19,20}.*

Mount USB and Transfer New Files

# Identify the USB device
lsblk

# Assume the USB device is /dev/sdb
sudo mount /dev/sdb4 /mnt

# Transfer new files
rsync -avP /mnt/desktop/v* /srv/desktop

Unmount USB and unplug it

# Unmount USB 
sudo umount /mnt

Update the desktop

# Update Desktop and reboot
tl-img-unpack && tl-img-restore

sudo reboot