I've cone across in the past where a person has updated their phone's software while leaving the sd card in the phone which can then present issues.
Are you able to try your sd card in another phone and another sd card in your phone as a process of elimination ?
🌈 Stay Safe & Stay Alert. 🌈
Daily Driver > Samsung Galaxy s²³ Ultra 512Gb in Phantom Black.The advice I offer is my own and does not represent Samsung’s position. I'm here to help. " This is the way. "