: Simultaneously press and hold the Volume Up and Power buttons for about 4 to 5 seconds.
: Press and hold the Power button for a few seconds to completely turn off the device. How to Open Fastboot Mode on OPPO F11
One wrong Fastboot command can brick your phone permanently. Proceed with caution, follow guides from reputable sources like XDA, and never flash firmware meant for a different phone model. : Simultaneously press and hold the Volume Up
On a standard, locked OPPO F11, Fastboot Mode may be inaccessible. Try the key combination or ADB method above. If neither works, your phone’s software has disabled Fastboot – a common restriction by OPPO. For most users, Recovery Mode is the safer and more accessible alternative. locked OPPO F11