Unofficial versions exist for the T210 series, offering a significant jump from the stock Android 4.4.2.
: Boot into TWRP and perform an Advanced Wipe of the Dalvik/ART Cache, System, Data, and Cache. smt210r lineageos work
Some developers have attempted to port to the smt210r, as it is designed for 1GB RAM devices. Unfortunately, due to the Exynos GPU blob issue, these attempts have stalled. As of 2026, no active development exists on XDA or GitHub for this device. Unofficial versions exist for the T210 series, offering
chipset. This specific SoC is notoriously difficult for custom ROM development due to a lack of available source code and documentation compared to more popular Qualcomm or Exynos chips. Available Custom ROM Options Unfortunately, due to the Exynos GPU blob issue,
If you want the Play Store, flash a "Pico" or "Nano" OpenGApps package immediately after the ROM. Step 4: Final Reboot Go back to the main menu and select Reboot > System . The first boot can take 5–10 minutes. Current Status & Compatibility
Most unofficial efforts stalled at Android 4.4 (KitKat) or Android 5.x (Lollipop) due to the lack of modern kernel sources. Some reports mention experimental Android 7.1.2 builds, but reliability is poor. Technical Challenges