Solution: Change the dropdown menu in SP Flash Tool from "Download Only" to "Firmware Upgrade," then click Download again.
The tool will parse the file and populate a checklist of partition images (boot, system, recovery, etc.). Step 4: Choose the Flashing Mode
Download the latest stable version of the SP Flash Tool optimized for MediaTek devices. Step-by-Step Flashing Installation Guide
Custom ROMs break VoLTE, camera quality degrades, and fingerprint sensors often stop working. Only proceed if you have the original firmware backup. Oppo F1s Mt6755 Firmware
Follow these steps carefully. Do not interrupt the process once it begins. Step 1: Install Drivers and Extract Files
Right-click on the driver installer configuration file (often Install.bat or cdc-acm.inf ) and choose .
Ensure you download the correct ROM version corresponding to your region. The file must contain a MT6755_Android_scatter.txt file inside. This text file tells the flashing tool exactly where to install each partition. 2. MediaTek (MTK) USB VCOM Drivers Solution: Change the dropdown menu in SP Flash
| Component | Detail | |-----------|--------| | SoC | MediaTek MT6755 (Cortex-A53 octa-core, 4x 2.0GHz + 4x 1.1GHz) | | GPU | Mali-T860 MP2 | | Storage | 32GB eMMC 5.1 | | RAM | 3GB / 4GB LPDDR3 | | Stock OS | ColorOS 3.0 based on Android 5.1 Lollipop |
Note: Only select "Firmware Upgrade" if "Download Only" fails. Never select "Format All + Download" unless your device is completely hard-bricked, as this will erase your device's unique IMEI number. Step 4: Execute the Flash
Confirm the installation and wait for the process to finish. Tap when done. Troubleshooting Common Flashing Errors Do not interrupt the process once it begins
In the world of smartphones, the sleek glass and metal exterior often steals the spotlight. Yet, beneath the surface lies the true brain of the device: the firmware. For a popular mid-range device like the , specifically the version powered by the MediaTek MT6755 chipset, firmware is not just a technical detail—it is the digital heartbeat that dictates performance, stability, and longevity. Understanding what this firmware is, why it differs from other versions, and how to manage it can transform a frustrating brick into a revived daily driver.
Antivirus utilities often misidentify flashing tools or MediaTek drivers as security threats, which can interrupt the installation process. Required Download Links
Users search for for several urgent reasons:
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.
Vital for your PC to communicate with the phone in VCOM download mode. 2. Mandatory Preparations