There are at least six memory card types that consumers have used in digital cameras in the past.

They’re typically a little larger than a postage stamp and can store thousands of photos.

If this occurs, your camera may need afirmware update or upgrade.

Photographer troubleshooting a memory card issue for a camera

Lifewire / Theresa Chiechi

Check your camera manufacturer’s website to see whether any are available.

Slow, glitchy performance.

Older CF cards use PIO (programmed input/output) protocols, which transfer data slower than UDMA.

The fix is to upgrade to a UDMA card.

Malfunction with a potential loss of photos.

If the CF memory card still doesn’t work, you might need a data recovery service.

Check with your CF card’s manufacturer for specific recovery software recommendations.

Failure to read data.

Whenformatting your CF memory cardusing your rig, use a file system that works with your camera.

If this is the case, format the CF card with the FAT file system.

Format the CF card using the camera.

Check the camera’s owner’s manual or scroll through the camera’s parameters menu to find aformatcommand.

Select this command, and then clickYeswhen you’re asked whether you want to format the memory card.

This process erases all the data stored on the card.