A handy guide from Nokia on their secret codes for the following handsets.
5320, 5700, 5800, 6110 Navigator, 6120, 6124 Classic, 6210 Navigator, 6220 classic, 6650, 6680, E-Series, E51, E61i, E63, E65, E66, E70, E71, E72, E75, E90, N70, N73, N76, N77, N78, N79, N80, N81, N82, N85, N91, N92, N93, N93i, N95, N95 8GB, N96, […]

Unable to install a protected application from an untrusted supplier - If you experience this one then try to follow the instructions below:

First you need to go to ->
menu - settings - application mgr. - installation settings and change software installation to “all”, but beware some software might harm your phone.
Then download the Samsung i850 […]

Handwriting Calculator is a showcase of Nokia’s new handwriting recognition technology that allows you to calculate handwritten math expressions with a touch-screen Nokia device, this s60 version beta is tested on Nokia 5800 XpressMusic. Handwriting Calculator is compatible with S60 5th Edition touch screen, Maemo, and Windows.

If you want to squeeze as much battery life as possible from your Nokia 5800 XpressMusic, here are some hints and tips on how to do it:

Fully charge the phone’s battery.
Do not switch the phone off while on charged.
Shut down unnecessary applications. The fewer apps that run simultaneously, the longer the battery will last.
Turn down […]

WinRAR reads ZIP & RAR archives, you can extract files from the existing archives, and you can make new ones just like on PC and it works perfectly on latest gadgets like Nokia 5800 XpressMusic, Nokia N97 and all devices with Symbian S60v5 OS

Related article:
Nokia N97

Nokia India just release six Nokia 5800 XpressMusic applications, these applications does not require any money, you can have it all for free.

SMS Timer - Scheduling of SMS Birthday wishes or Season’s greetings well in advance.
Smart Guard - Simply hand over your phone to anyone, without worrying about data privacy
WaveSecure (Shareware) - Track the lost/stolen […]