Change Android Phone Default Resolution in 2 Minutes- No Root

Change Android Phone Default Resolution in 2 Minutes- No Root

Android is one of the most popular smartphone OS which is continuously updated and upgraded with new security features along with significant improvements in performance every year. The best part, unlike iOS, Android gives you more control, which could be as good and as bad depending on the kind of user.

Power users take full advantage of their Android device power by rooting it. Root access lets you customize your Android the way you want and enable you to install custom ROMs. Some devices even support multi-boot which means, you can install multiple Android OS such as CyanogenMod or Lineage OS ROMs and choose which one to boot-just like in Windows- all in one single device.

Change Android Phone Default Resolution in 2 Minutes- No Root

However, root voids your warranty besides it can permanently brick and damage your Android phone. But today, we have a simple trick that you can use to customize your Android resolution. The guide is for those Android devices that do not have any option to change resolution like in Samsung and don’t want to root their android phone.

In a few Samsung Galaxy devices, you can change display resolution via Display Settings. Fortunately, if you own a different device than Galaxy S7, S8, S9, etc., you can still alter your device’s display resolution by changing the DPI value of your device display via ADB without Root access.

Best part, you don’t need Root access.

Change Android Resolution without Root

Steps to change the resolution in Samsung Galaxy devices are given at the end of the post. Following are the steps to adjust the best Android resolution that you prefer with a single command. And you can always go back to default. So follow these steps mercilessly as this doesn’t damage your Android phone in any way.

Step 1: Enable Developers options.

  • Go to your Android phones ‘Settings>About phone’ and tap on Build Number 7 times to enable ‘Developer options’
  • Go back to Settings and tap ‘Developer options
  • Scroll down and enable ‘USB Debugging

Turn on USB Debugging

Step 2: Setup ADB in your Windows PC

  • Now go to your Windows PC to install and configure ADB drivers
  • Once adb commands are working, connect your Android to your PC via USB
  • Unlock your device and click ‘OK‘ to grant access for your Android device over USB Debugging (see above screenshot)

Step 3: Changing the Display Resolution in Android

NOTE: This works on devices running Android N and above versions.

  • Open CMD and type following command
adb shell
  • If you received an error that says adb command not recognized or similar, read this post and install adb drivers
  • Now all you have to do is, type following command and press ‘Enter’
dumpsys display | grep mBaseDisplayInfo

How to Change Android Resolution (DPI) WITHOUT ROOTchange android display resolution

Note down the current output from the terminal or command prompt window to notepad and save it. Or just extract this text value (as shown) in the screenshot. This is the default DPI value for your Android resolution. So in case if you want to go back to the original resolution, you have the right dimensions saved.

  • To change the Android resolution, type
wm density [DPI] && adb reboot

How to Change Android Phone Resolution Without Root - Quick Guide

  • Replace [DPI] with the DPI value (see screenshot above) that you want and press ‘Enter’. You Android resolution will immediately change

Experiment with different values and set up the best resolution that you like. And as I said, you can always go back. Just type the following command by replacing the dimensions with original dimensions value and press ‘Enter

How to change the display resolution in Samsung Galaxy Android Devices:

  1. Open your phone’s Settings
  2. Go to Display
  3. Tap on Screen resolution

Change android display screen reolution no rootchange resolution in Android Phones without root

"use strict"; var adace_load_5e2f2ef73094b = function(){ var viewport = $(window).width(); var tabletStart = 601; var landscapeStart = 801; var tabletEnd = 961; var content = ''; var unpack = true; if(viewport=tabletStart && viewport=landscapeStart && viewport=tabletStart && viewport=tabletEnd){ if ($wrapper.hasClass('.adace-hide-on-desktop')){ $wrapper.remove(); } } if(unpack) { $self.replaceWith(decodeURIComponent(content)); } } if($wrapper.css('visibility') === 'visible' ) { adace_load_5e2f2ef73094b(); } else { //fire when visible. var refreshIntervalId = setInterval(function(){ if($wrapper.css('visibility') === 'visible' ) { adace_load_5e2f2ef73094b(); clearInterval(refreshIntervalId); } }, 999); }


  1. Select between HD (1280×720), FHD+ (1920×1080), or WQHD+ (2560×1440)
  2. Tap Apply

That’s all. Please share this post and follow us on YouTube, Facebook, and Twitter for instant updates on new popular and exclusive HowTo guides and tutorials. Good Luck!

What do you think?

Written by Ravi Singh

An Avid learner, a Tech Enthusiast and the founder of TechPosts Guides, Ravi is a Raspberry Pi fan and an open-source lover. He spends most of his weekends working with IoT devices and playing games on the Xbox. He is also a solo-traveler who loves hiking and exploring new trails.
Follow him on .Twitter, Facebook, and YouTube.


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