Have you ever met the case when the external memory card on your mobile phone showing "memory card is not formatted" error? It says memory card not formatted and then asked you to format it. You followed the instruction and formatted it, but still got same message again. How to fix this kind of phone card format error? Here are the right steps for get rid of this kind error and recover data.
STEP 1: Take the problematic memory card out of your cell phone and connect it to another computer (better runs Windows OS). See if the memory card can be accessed normally. Sometimes this way can clear the buffers and eliminate incompatibility and make the card be good working again.
STEP 2: Still won't help? Then try recovering data first of all if you have precious files in the memory card. Just connect it to your computer that has installed the data recovery tool and then start to perform data recovery. If you simply have photos insides, try the photo recovery software.
STEP 3: After you perform memory card data recovery, then follow those steps to format the error memory card on your PC. My computer -> Management -> Storage -> Disk Management -> select the problem memory card and then format it here. After format it should make your memory card working again.
STEP 4: Things are not over. After formatting, re-try the recovery software recommended above to see if you can retrieve more data from the memory card. Done!