To achieve an Android 7.1.2 environment, you need to download two distinct ZIP files and store them directly on your phone’s internal storage or an external micro SD card:
Once both packages finish flashing successfully, tap the button to clear out leftover installation data. Finally, select Reboot System .
: Boot back into your Recovery mode (Volume Down + Power) and perform a "Factory Reset / Wipe Data," then reboot the device. Oppo F1s Firmware Download - 7.1.2
Note: Direct links expire frequently. Search "Oppo F1s A1601EX_11_A.30" for active mirrors.
If your phone doesn't boot up correctly, or you encounter errors after installing, don't panic. Here are some common issues and how to fix them. To achieve an Android 7
The Oppo F1s (A1601), released in 2016, officially runs on Android 5.1 (Lollipop) or 6.0 (Marshmallow) There is no official Android 7.1.2 firmware update from Oppo for this device OPPO India Community
Flip your phone over or go to Settings > About Phone to check your model. Note: Direct links expire frequently
You cannot update through the standard System Updates menu. It requires unlocking the bootloader and using a custom recovery like TWRP , which carries the risk of "bricking" the device. Heads-Up from the Community
For advanced users who have unlocked their device's bootloader, installing a custom ROM like LineageOS 14.1 offers a pure Android 7.1.2 Nougat experience. This brings the latest features of Nougat, such as Multi-Window support, app shortcuts, and redesigned notification panels, to the Oppo F1s. However, this process is more complex and requires technical knowledge, including installing a custom recovery like TWRP, and is best attempted by users who are comfortable with such modifications.