Turn off your tablet completely. Press and hold buttons simultaneously. When the warning screen appears, press Volume Up to enter Download Mode. 2. Set Up Odin on Your PC
If you are experiencing issues with current firmware, use these recovery steps: t337a firmware
This device has reached End-of-Life (EOL) . No further official security patches or OS upgrades are being released by Samsung or AT&T. 2. Update Methods Turn off your tablet completely
Since the SM-T337A is a carrier-locked device (AT&T), updates are primarily distributed Over-The-Air (OTA). updates are primarily distributed Over-The-Air (OTA).