ZTE Corporation ZTECS268 Manuale Utente

Phone password can protect your phone efficiently and avoid illegal usage. If phone password protection 
is activated, you should input the correct password in phone start-up. 

•

 For a new bought phone, the protection function is not activated and the default password is 0000. 

•

 In standby mode, select Menu > Settings > Security Settings > Use Phone Code to activate or 

deactivate password protection. 

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 In standby mode, select Menu > Settings > Security Settings > Change Phone Code to change phone 

password. It is suggested to change the password according to your requirement. 

 

 Notes: 

Please remember the password you set, otherwise your phone can not be used normally, need to contact 
ZTE after-sale service center. 

PIN code is the personal identification code of UIM card, used to avoid illegal usage for your UIM card. 
Once PIN code is started, the correct PIN code should be inputted in phone start up, otherwise the phone 
can only execute emergency call. 

•

 For a new bought card, the default code is supplied by the service provider. 

•

 In standby mode, select Menu > Settings > Security Settings > Use PIN Code to activate or deactivate 

PIN code. 

•

 In standby mode, select Menu > Settings > Security Settings > Change PIN Code to change PIN code. 

•

 If input wrong PIN code continuously for three times, the phone will lock the UIM card and prompt you 

to input PUK code to unlock. 

 Notes: 

If you change PIN code, please remember it clearly. 

PUK code is the specified unlock code for UIM card, when UIM card is locked, input the correct PUK 
code and then input the new set PIN code, UIM card then can be used normally. 

•

 PUK code may be supplied with the new bought card, the detail can refer to the service provider. 

•

 PUK code can only be inputted continuously for 10 times, if input wrong PIN code for 10 times, UIM 

card will be locked indefinitely. 

 Notes: 

If PUK code is supplied with the new bought card, please keep it safely. 

 

Restoring factory settings can recover all the items in Setting menu to the default values. 

1. In standby mode, Select Left soft key [Menu] > Settings > Security Settings > Restore factory 

Settings. 

2. Press Left soft key [Yes] to restore factory settings.