MicroSD cards are the smaller-sized version of SD cards and the biggest difference between the two is the form factor. They’re also more versatile since they’re often available with an SD adaptor that allows you to use microSD cards in hardware devices that only support SD cards. MicroSD cards are more commonly used to expand the storage system of smartphones, drones, gaming devices and cameras. If the card still won't mount, you might need to reformat your SD card. If 'cannot be modified' appears A micro SDXC card can hold more data than a micro SDHC card, which only holds up to 32GB. They also have a faster transfer speed of up to 312MB per second, compared to 150MB per second for a micro SDHC card.

MicroSD cards share the same four SD standards as SD cards. The four SD standards for microSD cards are: These memory cards differ from micro SD cards due to their comparatively higher storage capacity and faster processing speed. They can hold between 32GB and 256GB of data, whereas a micro SD card only holds around 2GB. Don't remove a card while your Mac is in sleep, as this could lead to data loss. Always wake your computer and eject the SD card before removing it from your Mac. If your card doesn’t mount To eject an SD card, drag the icon that represents the card to the Trash. After the icon disappears from your desktop, you can remove the card from the slot.

Micro SDXC (Secure Digital eXtended Capacity) memory cards provide high-performance memory solutions for smartphones, digital cameras, games consoles and tablets that support the micro SDXC format..

At MyMemory, we supply a range of high-performance micro SDXC cards, from industry-leading brands including Samsung, Toshiba and Lexar.