If the phone is still detected by your PC as "MediaTek USB Port (COM)" for a second when you connect it, there is hope. Method 2 (SP Flash Tool) is designed to recover from this state. If you see "USB Device Not Recognized" in Windows, the device may be beyond simple recovery and require a JTAG or an EDL clip repair.
the button once the progress bar at the bottom of the tool changes color (typically red, then yellow), indicating the process has started. oppo f1s firmware download 712 work
Never flash a firmware intended for a different model. And always keep a backup of your NVRAM (IMEI) before any flash operation. If the phone is still detected by your