.NTH File Extension
File TypeNokia Series 40 Theme File
This file is saved in a zipped format. You can view the contents by unzipping it with a file decompression program.
What is an NTH file?
Theme use for customizing the look and feel of a Nokia Series 40 mobile phone; includes background images, icons, ringtones, and other custom options; created using the Nokia Series 40 Theme Studio application.
NTH files are distributed in a compressed .ZIP format. Therefore, you can rename their extension to ".zip" and open them with any Zip decompression utility.