I tried to open them all 1 by 1 and that's when I received the error messages that I sent earlier. Failing that I went to my SD card section and did the same with the same result. I've now done that routine several times with the same result. In my mind (what I have left) ...
UAN Card, Update KYC.Now UAN gives the facility of changing mobile number if you have forgotten password and your mobile number has changed without going through