Downloads for Portable
Run the updater after you download and follow the instructions given by the updater.
A800 P820 P900

PN301 PN401 PN501

 
PN403 PN503  
 

Problem in updating? Click here how to update manually.

Useful Tips:
In order to make sure that you select the correct model. Go to Setting \ About \ in your device and verify the Model Name and Map Version before and after installing the update.