How to check touch screen working properly or not by GeekyRakesh

Es video me dekhe ki kaise mobile ki touch screen Ko check karte h ki wo thik se work kr rhi h ya nhi. How to check touch screen working properly or not by geekyrakesh
Learn how to check touch screen working properly or not in any Android Smartphone.

See if u have Infocus vision 3: https://youtu.be/HCLMNb4_5cU

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GeekyRakesh