Samsung officially ended software support for the SM-J200G years ago. The device never transitioned to Marshmallow or Nougat via official channels, making an official Oreo update impossible. If you check for updates in your settings menu, it will likely state that you are on the latest version, which remains Lollipop. Android Oreo via Custom ROMs
Boot into TWRP and perform a "Factory Reset" (Wipe Data, Cache, and Dalvik).
Install the ROM zip file first, followed immediately by the GApps zip. Reboot: The first boot can take up to 10–15 minutes. Final Verdict android oreo for galaxy j2 sm-j200g
While many users are looking to breathe new life into their Samsung Galaxy J2 (SM-J200G) with Android Oreo, it is important to understand the official status and the unofficial path forward for this specific device.
Standard Android Oreo is heavy for 1GB of RAM. Developers often port "Android Go Edition" for the J2. This version is optimized for low-end hardware, offering: Smaller app sizes. Better memory management. Go-optimized Google apps (Maps Go, Gmail Go). Risks and Challenges Samsung officially ended software support for the SM-J200G
Upgrading an older device like the SM-J200G to a non-native operating system comes with significant trade-offs. Performance Bottlenecks
The Samsung Galaxy J2 (2015), specifically the SM-J200G variant, was originally released with Android 5.1.1 Lollipop. Because of its limited hardware—featuring 1GB of RAM and an Exynos 3475 Quad chipset—it did not receive an official update to Android 8.0 Oreo from Samsung. However, the enthusiast community has developed ways to experience Oreo through custom ROMs. Official Update Status Android Oreo via Custom ROMs Boot into TWRP
If you rely on your Galaxy J2 as a primary phone, staying on the stock firmware is safer for stability. However, if it is a secondary device and you want to experiment with newer APIs and a fresher UI, an Android Oreo Go Edition ROM is the best way to extend its utility.