How to enable logins sync on Firefox for iOS so that you can access your logins across other synced devices.
The Firefox Lockwise Password Manager allows you to import login data from a file, starting in version 80. Learn more.
This article explains how to retain login information for users who experience issues when upgrading to Firefox 73 or above from older versions of Firefox.
How to enable sync on Firefox for Android to sync your bookmarks, history, logins and open tabs across devices.