Follow these simple steps to install Tom-Tom maps on Sony Xperia
1. Install APK file on your computer
2. Attach your Sony Xperia with your computer
3. Close all applications and create Tom-Tom folder on your SD card
4. Unpack the maps which you have already downloaded and paste the maps in the Tom-Tom folder which you already have created on your SD card.
Now you are good to go your Tom-Tom maps are ready to use.