How to upgrade portable navigation
3, if you do not have confidence, it is recommended that all of the GPS card copy to the computer, in case of failure to upgrade, you can restore, businesses are so upgraded.
To have the memory cassette mounted navigation place upgrade
1, vehicle navigation is very good upgrade, navigation software installation position with TF card and built-in storage two, installed in most of the TF card, it will be able to upgrade themselves.
2, recommended to the GPS download, to Kay, for example: the need to download the package, map pack, two version of the package has been completely to use, copy the file to the folder you can map software, then put the folder to the card. Navigation card insertion navigator does not require any direct operation. If the search star slow, you need to download the port to modify the software tool, the port is generally 4800 or 9600.
