Your 12-word backup phrase plays a very important role when it comes to your Jaxx Liberty. It is used to pair/restore your wallet and access assets when something happens to your app or phone.
To view the 12-word backup phrase in Jaxx Liberty, follow these steps:
Select Menu (displayed as ☰) from the upper right corner
Under "Security" click "View Backup Phrase"
Check the "It's safe -- no one else is looking" box to activate the "View Backup Phrase" button
After clicking on "View Backup Phrase" your 12 words Phrase and a QR code will be displayed. If you have a "Security Password" you will be asked to enter it beforehand.
Be sure to secure this phrase because if anything happens to your device or to your Jaxx Liberty app, you will need it to restore and access your assets. Don’t share this phrase with anyone, as it would give them the ability to manage your assets.