Unable to login to phpMyAdmin in XAMPP: Access denied for user 'root'@'localhost' (using password: NO)

If your mobile phone has OTG (On-The-Go) support, you can plug in pen drives to your phone and use it. You can transfer files to and from the phone, watch videos, etc. Your phone should support OTG feature.

Check out this illustrative video (Connecting pen-drives to Android Phone using OTG cable)