Oppo F3 Android 8 Update Download | No Login

Because OPPO locks bootloaders on MediaTek devices, you need:

Connect your powered-off F3 to PC while holding Volume Up. Use MTK Client to send the fastboot oem unlock command. (Find a dedicated MTK Client tutorial for OPPO F3 – this varies by security patch.) oppo f3 android 8 update download

Only follow this if you have an unlocked bootloader and TWRP. Because OPPO locks bootloaders on MediaTek devices, you

This is the safest method. If the update is still available on Oppo's servers for your specific region, this will work. Connect your powered-off F3 to PC while holding Volume Up