Format a memory card  using command prompt

1.connect memory to the computer

2.Start  =>  Search => Type=> cmd (cmd leads you to command prompt)

3.Type=> diskpart on command prompt and enter [ diskpart will displayed]

4.Type => list disk => press =>enter

5. Type => Selectdisk 1 => Press =>Enter


6.Type =>clean=>Press =>Enter
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7.Type =>Create Partition primary=> Press =>Enter

8.Type =>Active => Press =>Enter

9.Type =>Select Partition 1=> Press =>Enter

10.Type => Format F: ~FAT32  => Press =>Enter   F: Means flash memory if you 

want chek look at MY COMPUTER => FORMAT 100% then Type => EXIT => Press 

=>Enter 

Then go  to my computer and check flash is working or not