Click and power off your Oppo F11. Plug it into the PC (you may need to hold Volume Up/Down).
It can read/write calibrations, repair IMEI, and wipe data on the Oppo F11 without losing the original firmware integrity. oppo f11 imei repair unlock tool top
Load the (extracted from the Oppo F11 stock firmware). Click and power off your Oppo F11
When you are locked out of your device after a factory reset. Top Tools for Oppo F11 IMEI Repair & Unlocking " "Network Unlock
A classic in the mobile repairing world. Miracle Box supports the Oppo F11 through its MTK specific modules.
Supports "Read Info," "Network Unlock," and "Repair IMEI" (for legal restoration purposes).