@Solla-topee ...Yes I agree.. The only time you need to format the sd card with the camera is if you have no or limited access to the camera due to the camera placement. In this case you can format...

@Teror-fin_69 I had the same problem when i first installed the sd card in 2 c520ws camera's. One formatted the sd card perfect, the other gave me an error at 75%. I removed the sd card and and...