First, a critical clarification. The SM-T210R is a specific model released in 2015 (Exynos 3470, 1.5GB RAM). It is often confused with the much older SM-T210 (Galaxy Tab 3 7.0) from 2013. They are not the same.
Most developers abandoned the 2015 Tab A years ago. The primary reason is the lack of GPU drivers and a closed-source bootloader for the Exynos 3470. Unlike Qualcomm Snapdragon devices (which have extensive documentation), Samsung’s in-house Exynos chips from this era are notoriously hard to support past Android 7.0. smt210r lineageos work
Before flashing, ensure you have:
This document describes work performed to build, customize, and maintain LineageOS for the SMT210R device. It covers device support status, build environment, kernel and device-tree integration, common patches, testing, and future tasks. First, a critical clarification
The Samsung Galaxy Tab S6 Lite (Wi-Fi model SM-T210R) remains a popular mid-range tablet, praised for its S Pen support, solid battery life, and crisp display. However, like many Android devices, its official software support from Samsung has ended (last update being Android 13 with One UI 5.1). For users seeking a modern, bloat-free, and privacy-respecting OS, LineageOS offers a compelling second life. This write-up documents the current community effort to bring LineageOS to the SM-T210R, including progress, known issues, and installation guidelines. Most developers abandoned the 2015 Tab A years ago
Once TWRP is booted: