Nokia N81 User Manual download pdf (Page 86)

Applications

The city is displayed in the clock main view, and the time

in your device is changed according to the city selected.

Check that the time is correct and matches your time

zone.

Calculator

Press , and select Applications > Calculator.

Note: This calculator has limited accuracy and is

designed for simple calculations.

Notes

To write notes in .txt format, press , and select

Applications > Notes.

Application manager

Press , and select Applications > App. mgr.. You can

install two types of applications and software to your

device:

• J2ME

applications based on Java

technology with

the extension .jad or .jar ( ).

• Other applications and software suitable for the

Symbian operating system ( ). The installation files

have the .sis extension. Only install software

specifically designed for your Nokia N81. Software

providers will often refer to the official model number

of this product: the Nokia N81-1.

Installation files may be transferred to your device from a

compatible computer, downloaded during browsing, or

sent to you in a multimedia message, as an e-mail

attachment, or using Bluetooth connectivity. You can use

Nokia Application Installer in Nokia Nseries PC Suite to

install an application to your device.

Install applications and software

indicates a .sis application, a Java application,

that the application is not fully installed, and that the

application is installed in the memory card.

Important: Only install and use applications and

other software from trusted sources, such as applications

that are Symbian Signed or have passed the Java Verified

testing.

Before installation, note the following:

• To view the application type, version number, and the

supplier or manufacturer of the application, select

Options > View details.

To display the security certificate details of the

application, in Certificates, select View details. See

‘Certificate management’, p. 120.

• If you install a file that contains an update or repair to

an existing application, you can only restore the

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