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.
Next, be sure your computerâs Bluetooth is turned on: 1  Swipe in from the right edge of your screen. 2  Go to Settings, then Change PC settings. 3  Tap or click PC and devices, then Bluetooth.  Turn Bluetooth 1  on. Wait while Windows searches for Bluetooth enabled devices.