How to Boot Symphony V139 into Recovery Mode and Fastboot Mode

Are you looking for the instructions on How to Boot Symphony V139 into Recovery Mode and Bootloader Mode or Fastboot Mode? Then your search ends here; on this page, we have shared instructions on how to boot Symphony V139 into Recovery Mode and Bootloader Mode or Fastboot Mode.

Symphony V139 Recovery Mode allows a user to troubleshoot and fix problems with their device. In addition, recovery mode can access some core functions of the device, such as factory resetting the device, wiping cache, Installing updates, backup and restoring data, flash root packages and other zip mods, etc.

Symphony V139 Fastboot Mode or Bootloader Mode is used to re-flash system partitions on the device. It is an alternative to the recovery mode but is more advanced. It helps to modify or write data directly to your device's flash memory.

Symphony V139 Bootloader Mode or Fastboot Mode can be used to unlock the bootloader, flash a custom recovery (CWM, TWRP, Philz, etc.), flash stock ROM, flash custom image files, and more.

Also: Symphony Z47 Recovery Mode and Fastboot Mode

Boot Symphony V139 into Recovery Mode

Below are the methods using which you can boot Symphony V139 into Recovery Mode.

Boot Symphony V139 Recovery Mode using Hardware Buttons

First of all, power off your phone.
Now, press and hold the Volume Up and Power button together for a few seconds.
Release the keys as soon as you see the Symphony logo and wait for few seconds.

Now, your phone should boot into Recovery Mode.

Boot Symphony V139 into Recovery using ADB command

First of all, install the Symphony V139 USB Driver and ADB and Fastboot Drivers on your Windows computer.
Now, enable "USB Debugging" on your phone from Developer Options. If Developer Options is missing, go to Settings → About Phone and tap on Build Number about 7-10 times.

Connect your device to computer and open Command Prompt (CMD).
Now, enter the below command in CMD to boot Symphony V139 into Recovery Mode.
```
adb reboot recovery
```

Boot Symphony V139 into Fastboot Mode / Bootloader Mode

Below are the methods using which you can boot Symphony V139 into Bootloader Mode or Fastboot Mode.

Boot Symphony V139 Bootloader Mode/Fastboot Mode using Hardware Buttons

Power off your Phone.
Now, press and hold the Volume Up and Power button together for a few seconds.
Release the keys as soon as you see the Symphony logo and wait for few seconds.

Now, your phone should boot into Recovery Mode.
In the next step, select “Enter fastboot” using Volume keys and press the Power button to confirm.
Now, your phone should boot into Fastboot Mode.

Boot Symphony V139 Bootloader Mode/Fastboot Mode using ADB command

Assuming ADB and Fastboot Drivers and USB Drivers installed on your computer.
Enable "USB Debugging" on your phone from Developer Options. If Developer Options is missing, go to Settings → About Phone and tap on Build Number about 7-10 times.
Connect your device to the computer using a USB cable and open Command Prompt (CMD).

Enter the below command in the Command Prompt window.
```
adb reboot bootloader
```