Firefox will automatically add and sync your logins if you've enabled logins sync (see Sync logins in Firefox desktop). You can also add logins to Firefox, if you prefer, by following these steps:
- Click the Firefox menu button and select
- The Firefox about:logins page will open.
.
- Click the button at the bottom left side of the about:logins page.
button next to the Search Logins box at the top
- Enter the website address, username and password for that site.
- Click .
- Click the Firefox menu button and select
- The Firefox about:logins page will open.
.
- Click the
- Enter the website address, username and password for that site.
- Click .
To learn more about managing logins in Firefox, see Password Manager - Remember, delete and edit logins and passwords in Firefox.