How to download youtube video from browser

You can download youtube video without any apps or any software
~Open video which you want to download from any browser then in url       m. Youtube.com...........
After m.   Type ss to download video
I.e. m.ssyoutube.com.......................

How to send app via whats app

You can send apps by whats app  you have to follow these steps
1. Firstly find aap which you want to send in file manager .
2.rename this file in last in the last .apk rename by .doc
Then send this file by whatsapp
3. Receiver have to change file type
In the place of .doc change .apk
Then you can instal this app

How to run android aap in laptop

To run android apps in laptop download BLUE STACKS software