Check out all the new stuff in Frontline 26.4.3! You will need to update your game to continue playing. Simply do the installation process again like you did the first time, no need to uninstall the game first.
This update fixes the following issues and will require you to update game:
Welcome (back) to Titanfall Frontline!
9 years after being shut down the game is finally back online in a playable state. But we didn't just make it playable, we made it better than ever before. We ported the game to work on more platforms than it originally did, fixed a lot of bugs, and added many quality of life improvements.