This jugaad will be very useful when you lose your phone, leave a message by writing on the screen itself, learn the easy way here

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On the other hand, if you use Google Pixel phone, then you have to go to Settings and then Display first. After this you have to first tap on the Lock screen option and then on Add text on the lock screen. After this you have to write the message and tap on Save. (Image- ShutterStock)