There are some serious tips on how to increase Nokia N-Series mobile phone battery life. These tips can helps in prolonging the life of your battery in Nokia phones, which is most of the times BL-5C in the N-series mobile phones.

Here is the summarized topics in the original tutorial -

• Reduce the number of open applications
• Use Nokia’s Power Saver option
• Switch off bluetooth when not in use
• Use a single mode of network
• Turn Offline Mode On when not using the phone
• Your favorite theme? Have it in your phone memory
• Packet Data only when needed
• Decrease display backlight
• Avoid calls in low signals