1] Format using File Explorer You can use File Explorer to format your SD card using a Windows desktop or laptop. Put your SD card in an external USB reader or the SD card reader on your computer ...

If your SD Card is not detected in Device Manager, it can be caused due to outdated drivers, hardware issues, etc. Use these fixes to resolve this issue.

However, you can use a microSD adapter (these are sometimes included when you purchase a microSD Card) that is effectively a full-sized SD Card to use it with a Mac or card reader.