Pairing the ONN Slim Wireless Mouse by D@CC on 2024AJan05 pink mouse device :101 1. insert batteries & power ON 2. select BT2 for RPi 5B 3. plug in a working mouse keyboard is not necessary 4. click BT symbol on menu bar under Raspberry Pi OS Bookworm 5. select BT5.1 Mouse (if any) 6. click on it 7. click on Remove 8. click on Add Device subwindow will appear 9. hold down "connect" button on mouse 10.keep holding until "mouse device" appears then release 11.click on "Pair" in subwindow 12."BT5.1 Mouse" should appear in BT submenu followed by a green circle 13.BT Mouse should be operational 14.disconnect the non-BT mouse 15.RPi 5B power off/on button keeps BT mouse connected 16.if these steps fail, use the dongle instead. stored in /home/pi/Desktop/IX_assets/helpNotes/BT_Mouse_Pairing.txt /BT_Mouse_Pairing.txt