If you have already had a certain number of telephones, you have no doubt realized that the quality of the screens has evolved considerably over a few years and that they now have, for the most modern, a surprising definition. That said, it is not necessarily the best choice to have the best definition on your Samsung Galaxy M12. If you ever have specific needs, you have arrived on the right site, we are now going to show you how to change the screen resolution of your Samsung Galaxy M12?

In this context, first, we will discover when it may be interesting to modify it, after that, how to reduce or increase the definition of the screen of your Samsung Galaxy M12? First directly from your phone settings, then using root.

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What is the point of changing the screen definition of my Samsung Galaxy M12?

Before showing you in full the different procedures to modify the screen definition of your Samsung Galaxy M12 as you wish, we will quickly see the reason why it may be interesting to change it. As we explained to you in the introduction to this tutorial, our phones have become real computers, which implies the possibility of changing a multitude of configurations to personalize them and obtain the user experience best suited to their desires. The settings of the screen are part of these possibilities

Indeed, the screens on Samsung Galaxy M12 have become very energy-consuming and represent a large majority of your battery consumption. It may therefore be logical, for save battery by lowering the screen resolution of your Samsung Galaxy M12. If you're ever mostly on social media, watching very little hi-def media, or just using it to email or text, having 4k on your phone won't do you any good. Moreover, if you have ever lowered the resolution of your Samsung Galaxy M12 in the past and want to return to the default definition and you no longer remember the process, you will be happy to see it again in this tutorial. If you ever want to gain in viewing comfort in a very simple way, you can change the size of the application icons on your Samsung Galaxy M12.

Be careful though, the screens have maximum definitions, and whatever your needs, you will not be able to set a resolution higher than that which the screen of your Samsung Galaxy M12 can display, if it does not have enough pixels, you will not be able to complete the process.

How to reduce or increase the screen resolution of my Samsung Galaxy M12?

We are now moving on to the practical part of this tutorial, you will be able to see the process for changing the screen resolution of your Samsung Galaxy M12. First directly from the settings of your smartphone then using a technique called “Root”.

How to change the screen resolution of my Samsung Galaxy M12 without root?

We start with the easiest technique, be careful however, it sometimes happens, depending on the Android version installed on your Samsung Galaxy M12, that you cannot perform this procedure. Indeed, on some older versions this parameter is not available, if this is your situation, go to the next part of this post. For others, apply this approach:

  • Go to the “Settings” of your Samsung Galaxy M12
  • Then click on the "View" menu
  • Tap the "Screen resolution" setting
  • Move the cursor to the left or to the right to change the definition of your screen, the more you go to the left the lower it will be, the more you will go to the right, the better it will be.

How to change the definition with root on a Samsung Galaxy M12?

If you never had access to the settings seen in the previous part and you still want to change the definition of your screen, rest assured, there is a technique accessible to everyone, however it will be a bit more complex and longer. We recommend that you do this only if you really need to change the screen definition of your Samsung Galaxy M12. Check it out below:

  • Activate the USB debugging mode in the "About device" menu
  • install Android Studio on your computer to root your Samsung Galaxy M12
  • Connect your Samsung Galaxy M12 to your computer, root your Samsung Galaxy M12 with Android Studio
  • Open the command console of your computer, to do this type "Command prompt" in the search bar at the bottom left of your screen
  • In your batch application type "adb shell dumpsys display | grep mBaseDisplayInfo ”, you will thus reach the screen resolution settings of your smartphone
  • Locate in the script the data "Density" plus the number of your resolution, retain it to reset it to default setting
  • Now type " adb shell wm density DPI & & adb reboot  »To change your screen definition setting, for example 720
  • Wait for your Samsung Galaxy M12 to restart and enjoy your new resolution

In the event that you want a lot of tutorials to become the king of the Samsung Galaxy M12, we invite you to explore the other tutorials in the category: Samsung Galaxy M12.