If you decided to flash a custom ROM in 2021, the process was not for the faint of heart. Unlike modern Samsung devices that use A/B partitions and seamless updates, the T116 relies on the older method:
The most stable and widely used options for this specific model (often referred to as "goyave3g") include: LineageOS 14.1 (Android 7.1.2) : This is the most common recommendation for the samsung galaxy tab 3 lite smt116 custom rom 2021
. It provides a much faster and cleaner experience compared to the original TouchWiz software, removing bloatware and adding modern security features. If you decided to flash a custom ROM