Managing Your Device Memory - Philips W3500 User Manual

TIPS: If you enter the wrong SIM PIN more times than
allowed, your SIM card will be locked and you cannot access
the mobile phone network. Contact your operator for a PIN
Unlock Key (PUK) to restore the SIM card.
Changing Your SIM PIN
You can change the PIN you've been given to one easier for
you to remember and harder for others to guess.
1. Press Home key > tap
up SIM card lock.
2. Choose the SIM card you want set.
3. Make sure you already tick the Lock SIM card check box.
4. Tap Change SIM PIN.

Managing Your Device Memory

Press Home Key > tap
You can view the space information of the SD card and the
phone storage.
 Unmount SD card: You can unmount the SD card to
safely remove it.
 Erase SD card: Erase all data on the SD card.
> Settings > Security > Set
> Settings > Storage.
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