Sd cards keep on failing on me... 0 mb

My sd card recording keeps failing. I guess for some reason it’s not overwriting old recording. Have to remove cards from 2 cameras to format them on a pc because camera format is useless.

Using SanDisk sd cards… Any advice??

What SanDisk cards are you using? Are use the SanDisk extreme and I’ve had no problems with all three cameras. Look for cards that are marked extreme or are specifically made for video recording or cameras. The beefier the SD card to better