User guide
Table Of Contents
- Nokia N9 User Guide
- Contents
- Safety
- Get started
- Basic use
- Personalisation
- Connectivity
- Web and RSS feeds
- Contacts and social networking friends
- Calls
- Ways to make calls
- Call a phone number
- Call a contact
- Make a conference call
- Answer or decline calls
- Answer a call
- Reject a call
- Turn to silence
- Divert calls to your voice mailbox or another phone number
- Call your voice mailbox
- During a call
- Activate the loudspeaker during a call
- Noise cancellation
- Answer a waiting call
- Recent calls
- View your missed calls
- View your received calls
- Call the last dialled number
- About internet calls
- Install an internet call service
- Sign in to an internet call service
- Make an internet call
- Set your availability status
- Messaging and social networks
- Music and videos
- Camera and Gallery
- Maps and navigation
- Productivity and time
- Phone management
- Tips
- Protect the environment
- Product and safety information
- Copyright and other notices
- Index

Number of tries — Set a limit for incorrect security code attempts. After the limit is
reached, the phone is reset to original settings and all user data is deleted.
Trusted person — Set one of your contacts as a trusted person. If you have defined
a trusted person, if you ever forget your security code, you can send the code to the
trusted person in a text message. After entering the incorrect security code, select
Recover, and follow the displayed instructions.
Hide private information from your notifications
Don't want to let other people see who has called you? When you have missed a call
or received a message, a notification is displayed on the lock screen. You can define
how much information is displayed.
Select
and Notifications > Notifications, and activate or deactivate Hide private
information.
When Hide private information is activated, only the number of received messages
and missed calls is displayed.
When Hide private information is not activated, when you have received a message
or missed a call, the following information is displayed:
• The name of the person who has tried to call you
• The sender of the message you have received
• Part of the message content
Develop your own applications
You can create your own applications for the phone using an applicable software
development kit (SDK).
You need to activate developer mode on the phone to be able to use it as a target for
application development. Developer mode enables connectivity between the
development host and the phone, and provides a few additional tools on the phone.
Activate developer mode
Select
and Security > Developer mode, and activate Developer mode.
It is recommended that you do not activate developer mode, unless you intend to
develop applications for the phone. Activating developer mode does not expose the
phone to security risks, but you may accidentally delete important system files.
For more information, go to developer.nokia.com.
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