There are a few different methods you can use to back up your Ubuntu system before upgrading:
It is generally a good idea to use a combination of these methods to ensure that you have a complete and reliable backup of your system. This will give you the peace of mind to proceed with the upgrade knowing that you have a way to restore your system if anything goes wrong.
To provide step-by-step instructions for creating a backup of your Ubuntu system before upgrading, I'll outline the process for using Clonezilla and Deja Dup:
Remember to store your backups in a separate location from your Ubuntu installation to ensure their safety. Additionally, it's always a good idea to verify the integrity of your backups before proceeding with the upgrade process.