The Second Peace of Thorn (1466) split Prussia into the western Royal Prussia, a province of Poland, and the eastern part, from 1525 called the Duchy of Prussia, a fief of the Crown of Poland up to 1657.
You can check to see if your computer supports Bluetooth: 1  Look for the Bluetooth icon in the menu bar. 2  Choose System Preferences from the Apple menu, then click Bluetooth. 3  From the Apple menu, choose About this Mac, then click More Info.
If you can see an option that says Bluetooth Devices, your laptop has bluetooth capability. If you donât see the options for Bluetooth settings, your laptop probably doesnât have Bluetooth. So, thatâs how you can find if your laptop has bluetooth or not.