How can I test my Android phone screen?

Launch the phone app and open the keypad. Tap the following keys: #0#. A diagnostic screen pops up with buttons for a variety of tests. Tapping the buttons for Red, Green, or Blue paints the screen in that color to make sure the pixels are working properly.

How do you check if my phone speakers are working?

Tap the Phone icon.

1. Type in *#7353# into the dialer as though you are dialing a phone number.
2. You will be presented with a list of options.
3. Don’t get startled and drop your phone on accident!
4. Once you tap on Speaker, music should start to play.

How do I check my phone for problems?

Here are the two main codes usable on most Android devices:

1. *#0*# hidden diagnostics menu: Some Android phones come with a full diagnostics menu.
2. *#*#4636#*#* usage information menu: This menu will show up on more devices than the hidden diagnostics menu, but the information shared will be different between devices.

How can I test my smartphone screen?

Testing the LCD Display Using the Application. Launch the screen test app. Tap its newly created icon from your Android’s home screen to open it. Inside you’ll see two buttons: “Test” and “Exit.”

How can I test my phone hardware?

Android hardware diagnostics check

1. Launch your phone’s dialer.
2. Enter one of two mostly used codes: *#0*# or *#*#4636#*#*.
3. *#0*# code would offer a bunch of standalone tests that can be performed to check the performance of your device’s screen display, cameras, sensor & volumes/power button.

What number can I call to test my phone?

Free services humans can perform 804-222-1111 is a free VoIP call test number FOR HUMANS operated by www.infotelsystems.com.

How do I test my screen?

How can I check the sensitivity of my phone screen?

5 Android Apps to Test Phone Display, Quality, Sensitivity

1. Screen Test is an app which looks simple yet is effective.
2. Screen Touch Test is the next app which helps to check the Touch Sensitivity of your Smartphone.
3. Display Tester is the last app in our list.