Check Memory Consumption - Nokia 3620 User Manual

UNLOCK A MEMORY CARD
If you insert another password protected memory card in your phone, you
will be prompted to enter the password of the card. To unlock the card,
select Options→ Unlock memory card.

Check memory consumption

Using the Mem. in use option, you can check the memory consumption
of different data groups and the available memory for installing new
applications or software on your memory card.
Select Options→ Mem. in use.
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