Last Updated on July 18, 2022 by Mathew Diekhake

Do you like using up some of that storage space on your Samsung Galaxy A3 smartphone with photos or your family and friends? Did you perhaps start running low and had to make the difficult decision of which photos to delete and which ones to keep? If so and you are regretting deleting some of those pictures, you can get them back again by using the Dumpster application for root users.

That’s right, as long as you are using the Samsung Galaxy A3 with root access, you can install the Dumpster application are restored pictures, videos, text messages and other data you might wish you never deleted.

Samsung Galaxy A7

The firmware is in this guide is based on LRX22G.A300YZZTU1BOK2 Android 5.0.2 Lollipop. You don’t need to be running that same version of Android 5.0.2 Lollipop on your Samsung Galaxy A3. It is there for you to use as an indicator. Some of the Samsung smartphones and tablets will not boot old images.

Files You Need

  1. Download the new CF-Auto-Root for the Samsung Galaxy A3 SM-A300YZ on Android 5.0.2 Lollipop from here.
  2. The following guide is intended for the SM-A300YZ version of the Samsung Galaxy A3 smartphone. Do not follow the guide on any other model number of the A3 device or else it will probably brick it, according to the developer. You can check your Samsung Galaxy A3’s model number by tapping on the Menu > Settings > About Device > Model Number.

Rooting the Samsung Galaxy A3 SM-A300YZ running on Android 5.0.2 Lollipop

  1. Enable the USB Debugging Mode on the Galaxy A3 SM-A300YZ so it is ready to connect to the computer with the USB cable and use the Odin flashing tool.
  2. Extract the A3 CF-Auto-Root file to the desktop of the computer.
  3. Right-click on the Odin executable file that is now on the desktop and choose to run it as an administrator.
  4. Do not change any of the default settings once the Odin application opens on the desktop.
  5. Boot the Samsung Galaxy A3 SM-A300YZ device to download mode and connect it to the computer with the USB cable.
  6. Wait for a couple of seconds for Odin to detect your device and look for the green ID: COM port, followed by the “added” message. If you do not see the ID: COM port change, or the added message, try installing the universal Windows ADB driver on your computer.
  7. Click the AP button and browse the desktop for the SM-A300YZ’s rooting file.
  8. Click the Start button.
  9. Wait for a few minutes for your rooting file to be flashed on the Samsung Galaxy S3. You know it is complete when Odin gives a pass message from the message box.
  10. Look over at the Samsung Galaxy A3’s display for when it says it is restoring the stock recovery, cleaning up and rebooting in 10 seconds.

In conclusion, that’s how to root the Samsung Galaxy A3 SM-A300YZ device running on the Android 5.0.2 Lollipop software update. The A3 smartphone will automatically reboot to recovery mode because that’s what it’s programmed to do. If your device doesn’t, you need to enter recovery mode manually after the flashing for the rooting guide to have worked.

Anyone still not having success using the guide to root the A3 SM-A300YZ should try installing a different version of the Odin flashing application and try again.