While not all Android phones offer SD card storage, those that do will sometimes let you make the SD card your default ...

What can you do with a microSD card on Android? Can you store apps and games? What's the difference between internal and external storage? We answer all.

The standards for SD cards and microSD cards is defined by the SD Association. It was set up in 2000 by Panasonic, SanDisk and Toshiba to develop and promote memory card storage standards.