Just to add to what wizard said...Timeshift (snapshot)...Foxclone and Redorescue (Image) create an image of used space which includes the Boot partition and the used space on the Root partition as seen here...
The above is identicle
This post is coming from my WD SSD (spare) that I've just restored a snapshot...took 10 minutes (158GB) from clicking Restore and everything has been restored...much faster than I thought.
My mistake was to plug in the external HDD to the Desktop and select a snapshot and restore it as I've done in the past when Timeshift was running from the internal SSD but it won't Boot.
I should have used the Live Session which worked first go. As we know Timeshift backs up system files and...
Not long ago I started putting my Timeshift snapshots on a 2TB External HDD...I take a snapshot of all files on the Drive not just system files.
Yesterday I decided to restore a snapshot...of course I did this on my spare SSD not my main SSD because I'm not that stupid and just as well.
My...
Years ago I wanted information on a dog breed...I said I'll buy a book...couldn't find a book anywhere.
Rang bookshops I found in the phone book...none had any books on this breed...what a different story today...everything at my fingertips.
This is a followup to...How to install Ventoy the easy way.
Go to Ventoy...https://www.ventoy.net/en/index.html Download latest version... ventoy-1.0.97-linux.tar.gz and extract to where ever you like.
With your Ventoy Flash Drive plugged in...Open extracted file and open a Terminal inside it...