Warning: Do not use random Google Drive links from YouTube videos. These often contain malware or incomplete scatter files.
Cause: You accidentally used "Format All + Download".
Fix: Use Maui Meta Tool or SN Writer Tool to re-inject IMEI (printed under the battery or on box).
Unlike the standard MT6750 version, the MT6755 variant has very limited custom ROM support. However, because the Helio P10 is widely used (Ulefone, Vernee), you can port certain ROMs. Oppo F1s Mt6755 Firmware
Look for the exact model number. If you see A1601 but with a small sticker mentioning "P10" or "MT6755," proceed.
Flashing the Oppo F1s MT6755 firmware is not a task for the faint-hearted. The margin for error is slim, and the consequences of using the wrong file are severe. However, armed with the correct scatter file, the right version of SP Flash Tool, and a verified DA agent, you can resurrect a bricked device, downgrade from a buggy OTA, or simply refresh your Android installation. Warning: Do not use random Google Drive links
Final Checklist before flashing:
If you follow this guide precisely, your Oppo F1s will boot faster, run cooler, and serve you for years to come. For advanced users, the MT6755 platform offers a gateway into MediaTek's powerful SP Flash Tool ecosystem—a skill that applies to hundreds of other Android devices. Flashing the Oppo F1s MT6755 firmware is not
Disclaimer: Modifying firmware voids your warranty and risks permanent damage. The author assumes no liability for bricked devices or lost IMEI data. Proceed at your own risk.
Have a specific error code not listed here? Check the XDA Developers thread for "Oppo F1s MT6755 Firmware Support" or join the Telegram group dedicated to MediaTek Helio P10 unbricking.