A Complete Guide to dumping and Backing up Android device Partitions

The system partitions and data on your Android device should be backed up regularly to protect your sensitive data and guarantee that you can restore your device in the event of an emergency. Important data, programs, and settings can be preserved by producing an Android partition dump or backup, enabling easy restoration when necessary. In this post, we’ll discuss the idea of backing up or dumping Android partitions and provide you step-by-step directions to effectively protect your device and its data.

What Are Android Partitions?

Storage on Android devices is split up into partitions, each serving a particular function. The boot partition, system partition, recovery partition, data partition, cache partition, and others are among these partitions. Critical information, including the Android operating system, system configurations, user data, and loaded applications, are stored on each partition.

Why Backing Up Android Partitions is Important?

Accidents do happen, and devices may experience hardware failures, data corruption, or software problems. An Android partition backup can save your life in such circumstances.

Here are the steps to backup partitions on Your Android device:

  • on phone enable usb debugging & oem unlock from developers options
  • setup platform tools on your computer
  • install adn fastboot driver on your computer
  • root your device using magisk (work without root on some devices)
  • plug phone to computer using usb cable
  • open cmd in platform tool folder
  • print partition table
adb shell ls -al /dev/block/bootdevice/by-name
  • save output in txt and use below code to dump each partition
adb shell
su
dd if=/dev/block/bootdevice/by-name/'partition-name' of=/sdcard/'filename.img'​
  • once done, you will find all dumped file in root directory.

OR use this tool