Being the Samsung Galaxy Tab 2 an old device, so among those that no longer receive official Samsung OTA updates, which means that you will not be able to test the latest operating systems including Android 6.0 Marshmallow. But this is only true if you want to stick to what Samsung imposes. If you want to make things more interesting and are available to tinker with the internal system of your tablet, you can choose to update Galaxy Tab 2 by installing one on it Custom ROM which will allow you to obtain the Android Marshmallow version with all its features, applications and dedicated functions.
Update Galaxy Tab 2 to Android 6.0 Marshmallow
Currently, for the Samsung Galaxy Tab 2, the CyanogenMod platform currently the best option if you want to flash a custom ROM with Marshmallow. The CM 13 version based on AOSP Android 6.0 Marshmallow and offers additional features that are not found in the default version of the Android software. Through these dedicated features and integrated settings it is possible to optimize the tablet to improve its speed, update the battery life, reduce the restart time and improve the general performance by optimizing the use of RAM and customizing the Android UI.
With CM 13 installed, your Samsung Galaxy Tab 2 can run better and faster than before, while being able to use a stable and smooth version of the Marshmallow firmware. However, you may find some software-related problems with all other features and applications. The CM 13 software is not released by CyanogenMod, but by the XDA developers, who have managed to make an update compatible with Android 6.0 for all Galaxy Tab 2 models – as you will see below, you can download the compatible ROMs for the 2 7.0 card With version numbers P3100, P3110 and P3113 and also for Tab 2 10.1 with version numbers of P5100, P5110 and P5113.
Before deciding whether or not to follow the guide to update Galaxy Tab 2, keep in mind that CM 13 is not an official Marshmallow update released by Samsung for your Galaxy Tab 2. The CM system is an unofficial ROM that is based only on the Android operating system , but supplied with its own functionality, applications and UI. In addition, the firmware developed by third-party developers and has nothing to do with Samsung or Google.
The prerequisites for updating Galaxy Tab 2 will be outlined below, so read all the lines of this guide before doing anything else. The best way to avoid unpleasant situations is to make a Nandroid backup. This will save the current Android operating system that powers your Galaxy Tab 2. So, if the CM 13 firmware will not work as expected, you will be able to use the Nandroid backup to go back to the previous version. It is advisable to update to Android 6.0 Marshmallow only if you take care of the preliminary requirements. All these preparation activities are detailed in the following list:
- Get root permissions on your Samsung device because a custom ROM like CM13 can only be successfully installed with an unlocked device and root access. To get root permissions on the device you can try the Kingroot tool. If you don't know how to do it, I suggest you read this guide:
LINK | KingRoot downloads and compatible devices
- Install a custom recovery image on the device – use CWM Recovery or TWRP Recovery. With these tools you can back up Nandroid and you can also clean the system and clear the cache on the tablet (these operations are necessary during the Marshmallow update process). In addition, thanks to the customized recovery image, you can install the firmware file, so you cannot complete this guide without using CWM or TWRP. To make the Nandroid Backup I recommend you read this guide:
LINK | How to backup and restore Android device with CWM, TWRP and Philz Recovery
- The file to update Galaxy Tab 2 to Android Marshmallow and the compatible Google Apps package must be downloaded for the first time to a computer, therefore it is necessary to connect the device to the computer with the USB cable of the tablet. To do this, make sure you have correctly installed the USB drivers for Samsung Galaxy Tab 2. If not, you can download the latest drivers from here:
- If you are having trouble downloading previous files, temporarily disable security protection from your computer. If you don't know how, read this guide:
LINK | Disable Windows 10 64bit driver signature verification: complete guide
- On your Galaxy Tab 2 you need to activate developer options: click 7 times on the build number, an option found in "menu-> settings -> Device info".
- Also, on your laptop, activate the option USB debugging from the following path: "men-> settings -> developer options".
- important to check the battery status on the tablet. If the residual power will be less than 60%, it is advisable to connect the charger. This process could put your Tab 2 at risk. If the device turns off while trying to update the system, several software problems may arise and you may end up with an unusable tablet.
How to update Galaxy Tab 2 (all models) to Android 6.0 Marshmallow with CM13
- Download the Android 6.0 M CM 13 firmware file to your computer for the version of your Galaxy Tab 2: for Tab 2 7.0 with the version numbers – P3100 (here), P3110 (here) and P3113 (here) and for Tab 2 10.1 with version numbers – P5100 (here), P5110 (here) and P5113 (here).
- Don't forget to download compatible Google Apps from this page.
- Now, save the update file and the Google Apps package to your desktop.
- Then, connect your Galaxy Tab 2 to the computer with the USB cable.
- Transfer the downloaded files to your tablet and remove the USB connection when finished.
- Turn off the device and wait for the shutdown process to complete.
- After that, enter recovery mode on the tablet.
- The first thing to do from recovery mode is to clean the system. Then, select "wipe data factory reset", "wipe cache partition" or "wipe dalvik cache".
- Go back to the main recovery menu and from there choose "install zip from SD card" followed by "choose zip from SD card".
- Choose the Android 6.0 Marshmallow operating system and install CM 13 on your Galaxy Tab 2.
- Then, repeat the last step and choose the Google Apps package and install it on the device.
- At the end, from the main recovery menu select "reboot system now".
This is all. After you have followed the guide to update Galaxy Tab 2 you can try all the advantages of the Android 6.0 Marshmallow operating system on your Samsung Galaxy Tab 2. Check how CM 13 works on your tablet and do not forget to share your results with other users who may be interested in trying this step-by-step guide.