Re-install USB drivers, try a different USB cable, or use a different USB port on the PC. Q: My phone is stuck on the Oppo logo after flashing?
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). Oppo F1s Mt6755 Firmware
Ensure the phone battery is charged to at least 50% to prevent shutdown mid-flash. Re-install USB drivers, try a different USB cable,
If you are holding an Oppo F1s (specifically the MT6755 variant, often model number A1601) that is stuck on a logo, suffering from software bugs, or you simply want to restore it to factory defaults, this firmware is an absolute lifesaver. However, for the average user, it is not a "plug-and-play" upgrade; it is a technician’s tool. Fix: Use Maui Meta Tool or SN Writer
Precautions and best practices:
Replaces missing or modified files. Choose this first to keep your device's unique IMEI numbers intact.