How To Open Fastboot Mode On Oppo A37 Verified Jun 2026

Download and install the official Oppo USB drivers on your Windows PC if you plan to use a computer.

As soon as the Oppo logo flashes on the screen, release the Power Button but keep holding the Volume Down Button .

To force the device into Fastboot mode, type the final command and press Enter: adb reboot bootloader

Connect your Oppo A37 to your computer via a USB cable. If a prompt appears on your phone screen asking to Allow USB Debugging , tap . Step 4: Execute the Fastboot Command Open the Platform-Tools folder on your computer. how to open fastboot mode on oppo a37 verified

This will show Device unlocked: true .

Press and hold the button and the Power button simultaneously.

Oppo devices running ColorOS generally do not boot directly into Fastboot mode via a dedicated key combination. Instead, you must route through the Recovery menu: Download and install the official Oppo USB drivers

runs on a customized version of Android (ColorOS), entering this mode requires a specific, verified hardware key combination. ⚠️ Critical Prerequisites Before You Start

Entering Fastboot mode does not wipe data, but subsequent commands (like unlocking the bootloader) will. Back up essential photos, contacts, and files.

fastboot devices

Type the command adb devices and hit Enter. Grant permission on your phone screen if prompted.

Wait a few seconds for the language selection screen to load. Step 3: Select Language

Look at your phone screen. If a prompt asks to "Allow USB Debugging", tap . The command prompt should display a string of numbers followed by the word "device". Step 5: Execute the Bootloader Command If a prompt appears on your phone screen

Type adb devices and press Enter. You should see your device ID.

: Release both keys the exact moment you see text reading "FASTBOOT" or "FASTBOOT MODE" at the bottom or center of the display screen.