How to Connect USB Storage Devices to Your Android Phone

Many Android phones use microUSB ports for charging and transferring files back and forth with your PC, but what if the files you need to email your boss are sitting on a Flash drive or a full-size SD card? Fortunately, with some free software and an inexpensive adapter cable, you can attach a USB key or card reader directly to your handset. Here’s how to connect your Android phone to a USB storage device. If you have a newer Android phone that uses USB Type-C, it’s even easier.

What You Need to Connect USB Storage to Older Android Phones