Long-time users often emphasize that while custom ROMs help, the hardware is fundamentally dated. “Without custom ROMs, the would essentially be an unusable piece of metal in 2025.” YouTube · NovaTech
If your Oppo F1s is still running Android 5.1 or 6.0, updating to Android 7.1.2 is a no-brainer. The improvements in battery life (Doze mode), notification management, and split-screen multitasking dramatically modernize a 7-year-old device.
Extract the downloaded SP Flash Tool and the firmware package on your computer. Open flash_tool.exe as an administrator. Oppo F1s Firmware Download - 7.1.2
: Official updates for the F1s have long since ceased due to the hardware being unable to support newer, more demanding OS versions.
Copy the downloaded ROM zip and GApps zip to your SD card. Long-time users often emphasize that while custom ROMs
In SP Flash Tool, click "Scatter-loading" and select the scatter file ( ) from the firmware folder. Connect Device: Turn off the phone. Press and hold Volume Up + Volume Down and connect the phone to the PC via USB cable.
: Custom ROMs do not include Google services out of the box due to licensing. Go to an open GApps provider repository and select the architecture tag matching your system: ARM64 -> Android 7.1 -> Nano (or Pico) . Step-by-Step Installation Guide Extract the downloaded SP Flash Tool and the
: Ensure your phone has at least 60% charge to prevent it from shutting down mid-flash.
Upgrading or reinstalling your firmware solves multiple system-level issues:
If your phone hangs on the boot animation for more than 15 minutes, boot back into TWRP, perform another factory wipe, and re-flash the ROM file.
Your device’s bootloader must be completely unlocked.