ZTE Z081704100096 Manuel D’Utilisation

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•  Storage use: View storage used by applications.
•   Battery use: See which apps and services are using 

battery power.

•   Development: Set options for application 

development.

Tap the Unknown sources check box if you want  

to install applications from sources other than Google 

Play. Note that you may compromise your phone and 

personal data by installing such applications.

You can install a free or paid application from Google 

Play (Home Key > 

).

You can also install an application from sources other 

than Play Store if you have allowed the installation  

of it. To allow the installation, touch the Menu Key >  

Settings > Applications and select the Unknown 

sources check box and accept the warning.
Make sure that you select an application developed for 

your phone and processor type before installing it.
1.   Copy the application file to the microSD memory 

card and install the card on your phone.

2.   Press  the  Home Key > 

 > Filer, and open the 

folder where the application file is.

3.  Tap the file to start installation.
4.   Read the installation instructions that come with the 

application and follow them to complete the setup.

You can manage search settings and search history by 

opening the Google Search application and pressing 

the Menu Key > Search settings.
•  Searchable items: Adjust searching. 
You can also clear shortcuts to recently chosen  

search suggestions.

You can set the text-to-speech and voice recognition 

options by pressing the Menu Key > Settings > 

Voice input & output. 

 You need to download voice data in order to 

use the text-to-speech function. Tap Text-to-speech 

settings > Install voice data.

Configure accessibility options for accessibility related 

applications.

Check system updates, phone status and battery use, or 

view legal information and software versions.
 

Deleting Secure Credentials
1.   Press  the  Menu Key > Settings > Location  

& security.

2. Tap Clear storage > OK to clear credentials.

Press the Menu Key > Settings > Storage.
You can view the space information of the microSD card 

as well as the phone storage. 
•   Unmount SD card: You can unmount the card to 

safely remove it without switching the phone off.

•  Erase SD card: Erase all data on the memory card.

Press the Menu Key > Settings > Privacy > Factory 

data reset > Reset phone > Erase everything.

 All your personal information and 

downloaded applications on your phone will be erased 

after resetting the phone.

Press the Menu Key > Settings > Applications.
•   Manage applications: Manage or remove 

installed applications.

•   Running services: Check currently running services 

and stop them if needed.

1.   Press  the  Menu Key > Settings > Location & 

security > Set up SIM card lock.

2.   Make sure you already checked the Lock SIM card 

check box.

3. Tap Change SIM PIN.
4.  Enter the old PIN and tap OK.
5.  Enter your new PIN and tap OK.
6.  Enter the new PIN again and tap OK.
Restoring a Locked SIM Card
Put all your confidential passwords in a safe place for 

future use. If you enter the wrong SIM card 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.

This allows you to select applications to access secure 

certificates and other credentials.
Enabling Secure Credentials
1.   Press  the  Menu Key > Settings > Location  

& security.

2.   Tap Set password and create a password for the 

credential storage.

3. Tap OK.

You can also install encrypted certificates  

from your microSD card by tapping Install from  

SD card.