Enabling the sim pin (gsm), Encrypting files, 7 restarting and resetting your phone – HTC Ozone CEDA100 User Manual

Page 44: Restarting your phone, Resetting your phone, Enabling the sim pin (gsm) encrypting files, Restarting your phone resetting your phone

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44  Managing Your Phone

Enabling the SIM PIN (GSM)

You can make your phone more secure by enabling the SIM PIN. Once the SIM PIN is enabled, you will be 

prompted for the SIM PIN when you start your phone. 

Note  You must be in GSM only mode or be using GSM service when in Global mode to be able to access the SIM 

Management option.

On the Home screen, click Start > Settings > Security > SIM Management > SIM PIN > Enable SIM PIN.
Enter your PIN, and click Done.

Note  To disable the SIM PIN, click Start > Settings > Security > SIM Management > SIM PIN > Disable SIM PIN. from 

the Home screen. When prompted, enter your PIN, and click Done.

To change the SIM PIN

Be sure to remember your SIM PIN. When the SIM PIN is enabled, you must provide the same PIN to unlock the 

phone. 

Click Start > Settings > Security > SIM Management > SIM PIN >Change SIM PIN.
In Old PIN, enter the current PIN.
Enter and confirm the new PIN, and click Done.

Encrypting files

You can set your phone to encrypt files as they are saved on the storage card.

To encrypt files on the storage card

Click Start > Settings > Security > Encryption and select Encrypt files placed on storage cards.

Notes  Encrypted files can only be read on the phone that encrypted them.

  Encrypted files are opened just like other files, provided you are using the phone that encrypted them. There is no 

separate step for you to take to read these files.

Important  If Encrypt files placed on storage cards is enabled, backup all files from the storage card before using Clear 

Storage or updating the operating system. Otherwise you will no longer be able to access the encrypted files 

on the storage card. Use ActiveSync or Windows Mobile Device Center to transfer files between your storage 

card and computer. After the procedure, copy your files back to the storage card.

4.7 Restarting and Resetting Your Phone

Restarting your phone

Restart your phone when a program is not performing properly or the phone is not responding to any 

keypresses.

Warning!   If the phone is restarted while a program is running, any unsaved work will be lost.

To restart the phone

Remove the battery. See Chapter 1 for details.
After three seconds, reinsert the battery and turn on your phone.

Resetting your phone

Resetting your phone will remove all the data from its memory and restore the phone back to the factory 

default settings.

Note  If Encrypt files placed on storage cards is or was enabled before, then backup all files from the storage card 

BEFORE using Clear Storage or updating the ROM system software. Otherwise you will no longer be able to access 

the encrypted files on the storage card. Use ActiveSync or Windows Mobile Device Center to transfer files between 

your storage card and computer. After the procedure, copy your files back to the storage card.

Warning!  Because all your data will be deleted, it is recommended that you back up your data first before resetting your 

phone.

To Hard Reset your phone

Click Start > System Tools > Clear Storage.
Follow the on-screen instructions to reset the phone. The phone will restart after it has been reset.

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