My camera keeps saying "Memory card is write protected" and won't let

"Hi Ram,

Quick fix: Should see a small grove on the side of your card, opposite of the lock switch. If you cover it with a small piece of tape you should be able to format in your camera. Be careful not to cover the contacts also make sure you secure the tape as you don’t want it falling off. Best of luck!"

Camera saying all my cards are write protected and they aren't