
The keyword "lineage14120180419unofficialgtel3g fix" refers to a specific unofficial build of LineageOS 14.1 (Android 7.1.2 Nougat) for the Samsung Galaxy Tab E 9.6 (SM-T561), codenamed gtel3g. While this ROM breathes new life into an aging tablet, users often encounter specific bugs—most notably with mobile data (3G) activation and boot loops—that require manual fixes.
patch which can help with boot stability and general responsiveness. lineage14120180419unofficialgtel3g fix
Note: Since these are unofficial builds, always keep a copy of your stock firmware handy via Odin in case you need to revert. A PC with ADB and Fastboot (or Heimdall for Samsung)
S7390XXUAML1 or similar.