

Plus, it's easy to use with any PC without requiring much setup. This is actually quite a handy way to transfer a large amount of content to and from your phone. You can even connect external hard drives to your phone, given your phone is able to power them and transfer files and folders. This can be done the other way around as well. Then, you can plug the same drive into your computer and transfer the files copied from your phone. Once you have successfully connected your USB flash drive to your phone, you can use any file manager to open it and transfer files between the drive and your phone. Depending on your phone’s USB port and the port on your USB drive, you may also need an adapter. USB OTG support depends on the hardware present in your smartphone but if it does support OTG, you can use a thumb drive to transfer files from or to your computer. This USB specification allows devices like smartphones to act as a host to USB devices like flash drives, mice, and keyboards.

Android has supported USB OTG (on-the-go) since its early days.
