Masoud Alam

Step 1. Connect the USB OTG/OTG Cable into the Micro USB port on your Smart Phone or tablet. Step 2. Plug the USB mouse/Keyboard to the USB port of the OTG. Note: Some Android devices don't have the hardware support. So, not every device supports USB OTG.

Recover Deleted Contacts with Google account : 1.Go to setting. 2.Click on Google. 3.Click on Restore Contact. 4.Select account for recover. 5.Click on Backed up contact. 6.Click on Restore. Google contacts will be automatically restored

With this feature (Interaction control), you can block areas of the screen from touch interaction. While this function is enabled,  Auto rotate screen will be disabled.  All calls,  some app notifications,  and touch interaction for the notification panel will be blocked. For Samsung Mobile Phone. Follow given steps For Enable this Feature: Step 1 :  Go to Setting Step 2 :  >> Accessiblity Step 3 :  >> Dexterity and interaction Step 4 : >>  Interaction Control Step 5 : >>  Click On Press and hold Home key and the Volume down key at the same time for Block Screen touch. Select Screen area for touch interaction and click on Done. Press Home key and Volume Down key at the same time for Unblock Screen Touch.

How to hide Images,Videos from Gallery 1. Open Whatsapp 2.Whatsapp >> Media >> Whatsapp Images/Audio/Video >> Sent 3. If not showing .nomedia file than click on show all file from option button. 4.Copy .nomedia file 5.Paste on folder which folder's images or videos you want hide from gallery Every folder that contains a .nomedia file, No photo and video of that folder will appear in the gallery Ex. If you copy ".nomedia" file on Camera folder ,your clicked photo will not show on gallery