By default Windows mobile have some basic fonts installed, but if you want to change the fonts and add new ones here is a simple trick to do it. For adding new fonts to Windows Mobile, you need to connect the device to a PC using Active Sync or any other software which display all the files in your mobile. Once you have installed the PC to Mobile connection application, synchronize the device and open the file explorer on PC. Navigate to to the Windows folder in the device memory.

Inside the Windows folder, you will be able to see the font folder and now copy all the fonts which you want to add to the device. Once you have copied the fonts, you can start using them on your device. The process is same even if you are downloading fonts directly on to your device from Internet.

You can start using the fonts in MS Office Mobile.

If you want to change the font on device settings, ING Change Font is a freeware application for the purpose.