Latest Samsung firmware
This page lists every official firmware Samsung has released for the Samsung SM-J337T, newest first. The latest build is J337TUVS9ATH1 for USA (T-Mobile) (TMB) (Android 8.0.0, built 28 July 2020). Pick your country or carrier to see the builds for your region, then open a firmware to download it for free or at full speed with a Premium account.