Test builds are less optimized than final releases, so Free Fire Beta can stutter on phones that run the live game fine. The fixes below are ordered by impact: start at the top and stop when matches feel smooth.
Graphics settings first
Set graphics to Smooth and frame rate to Standard. This single change fixes most lag on budget phones, including our Galaxy A13 test unit. Only raise settings if matches stay smooth for several games in a row.
Free up the phone
Close background apps, especially browsers and social apps eating RAM. Turn on game mode or performance mode if your phone offers one. Make sure you have at least 1 GB of free storage beyond the install, since a full phone throttles everything.
Fix the network side
Play on Wi-Fi rather than mobile data, and stand closer to the router if ping spikes. The test server has fewer regions than the live game, so some routing lag is normal and not fixable from your side. Check the requirements guide to confirm your phone clears the bar, then re-download a clean copy from the Free Fire Beta download page if stuttering started after an update. The Free Fire Beta APK homepage tracks the current stable trial build.
Advanced: developer options
On Android, enabling Force 4x MSAA is usually counterproductive for this game; leave it off. What helps is limiting background processes to 2 or 3 while testing, which keeps RAM free for the match. Revert these tweaks after your session if other apps misbehave.
When lag is server-side
If every player in your match is teleporting, the test server is struggling, not your phone. Note the time, finish the match if you can, and try again later. Reporting widespread server lag through in-game feedback helps the team scale the test environment.