The best way to clear an SD card is to format it, which is like hitting a factory reset button; it'll erase every file, ...

You can format an SD card using Windows, Mac, and Android devices, and likely your digital camera too.

SD and microSD cards are a de facto part of modern tech, especially for transferring large photo, video, and music files. Sometimes it’s necessary to format a card to clear room, or make it compatible ...

When you insert a new Micro SD card on your Steam Deck you will need to format SD Card so that you can install games on your Steam Deck. If you don’t know how to format an SD card on your Steam Deck ...

So I had to pull the microSD from my Samsung Focus. For those who don't know, Windows Phone takes advantage of the "secure" part of Secure Digital cards. So now I have a non-usuable encrypted microSD.