Lineage-14.1-20180419-unofficial-gtel3g -

: This is the exact compilation timestamp. It indicates that the ROM was built on April 19, 2018 .

. Released in 2018, this unofficial version of LineageOS 14.1 (based on Android 7.1.2 Nougat) was developed to breathe new life into a tablet that officially stopped receiving updates years ago. Breathing New Life into Old Hardware Galaxy Tab E lineage-14.1-20180419-UNOFFICIAL-gtel3g

If 14.1 doesn't meet your needs, newer (though perhaps less stable) UNOFFICIAL builds, such as LineageOS 15.1 (Android 8.1), are available on forums for testing. Conclusion : This is the exact compilation timestamp

: Maximizes screen real estate by hiding status and navigation bars automatically on an app-by-app basis. Released in 2018, this unofficial version of LineageOS 14

: Built by independent community developers using LineageOS Source Code rather than the core LineageOS infrastructure.

, codenamed , is a reliable workhorse, but its official software support ended years ago. If you are looking to breathe new life into this tablet, the lineage-14.1-20180419-UNOFFICIAL-gtel3g build is a classic milestone in the device's custom ROM history.