When the Bluetooth mouse connection is dropped, these steps will get it working again.

1)      In the system tray, right click the Bluetooth icon and select “Show Bluetooth Devices”

2)      Right click the mouse icon and select “Mouse Properties”
 

3)      Put mouse into discover mode by clicking the blue button on the bottom of the house then verifying blue light on top is blinking.  Click the “Bluetooth” tab, then click the “Connect” button. 

4)      At this “Add a Device” prompt, Select “Pair without using a code” and click “Next”.

5)      Get this in system tray

6)      At completion, get this and mouse should be working.