Calculator; Notes; Application Manager - Nokia N81 User Manual

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
Note: This calculator has limited accuracy and is
designed for simple calculations.

Notes

To write notes in .txt format, press
Applications > Notes.

Application manager

Press , and select
install two types of applications and software to your
device:
• TM
J2ME applications based on Java
the extension .jad or .jar (
• Other applications and software suitable for the
Symbian operating system (
have the .sis extension. Only install software
specifically designed for your Nokia N81. Software
86
Applications > Calculator.
, and select
Applications > App. mgr.. You can
TM
technology with
).
). The installation files
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,
that the application is not fully installed, and
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
'Certificate management', p. 120.
•
If you install a file that contains an update or repair to
an existing application, you can only restore the
a Java application,
that the
TM
View details. See