Star Setting Utility is a free Android app developed by STAR MICRONICS CO.LTD. that allows users to configure the Bluetooth and Ethernet settings of Star Micronics products. With this app, users can modify device names, iOS port names, and PIN codes. They can also turn on or off auto-connection and enable alphabet PIN codes.

The app can search for Star Micronics products on a network and open the Ethernet setting page. It supports various desktop receipt printers such as FVP10, TSP650, TSP650II, TSP700II, TSP800II, and SP700. Additionally, it also supports several portable printers including SM-S210I, SM-S220I, SM-T300I, SM-T400I, SM-S230I, SM-L200, and SM-L300.

It is important to note that the app may display devices that are not Star Micronics products on the Bluetooth setting list. Therefore, users should not use this tool to configure other products.

Overall, Star Setting Utility is a useful tool for configuring Star Micronics products' Bluetooth and Ethernet settings on Android devices.