Release the buttons. The screen will remain black; this indicates the phone has successfully entered EDL mode.
Always back up your persist.img and modemst1/modemst2 via TWRP before you hard brick. Without these, network issues are a nightmare.
Your screen will remain black, but your PC should play a connection sound.
After completing the preparation steps, the flashing process itself consists of a few straightforward stages. This guide assumes you have already installed the drivers, QPST, and placed the correct QFil firmware ZIP file on your PC. Oppo R9s Plus Firmware Qfil
If you have followed this guide and your phone still does not turn on, the issue is likely hardware-related (dead battery or corrupt eMMC chip). But in 80% of software brick cases, QFIL will bring your Oppo R9s Plus back to life, running as smoothly as the day you unboxed it.
Often bundled within the QPST Flash Tool installer. Flashing Procedure via QFIL
This is the most critical step. The firmware must be specifically for the Oppo R9s Plus CPH1611 and in the . This package is distinct from OTA (Over-The-Air) .ozip files used for standard updates. The QFIL firmware is a compressed archive (often .zip , .tar , or .bz2 ) that contains the essential files for the process: rawprogram0.xml , patch0.xml , and a prog_emmc_firehose loader file. Release the buttons
Follow these steps meticulously. Do not skip any.
Download the latest version of the QPST/QFIL toolsuite.
Click the blue button located at the bottom of the QFIL interface. Without these, network issues are a nightmare
Even experienced users face errors. Here’s how to solve the most common ones.
Follow these instructions carefully to ensure a successful firmware installation. Step 1: Install Drivers & Software
Double-check all configurations. The programmer path and the XML paths must correctly point to the Oppo R9s Plus stock ROM directory.
Not all firmware files work with QFIL. The correct QFil firmware is packaged as a intended for the Qualcomm flash tool. Searching for terms like "R9s Plus QFil firmware" leads to several community‑maintained sources. One reliable example is a QFIL‑compatible archive named CPH1611EX-11-A.01-170210-QPST.zip , which is approximately 2 GB in size and explicitly designed for flashing via QFIL.