Hello i think this may help you.
Before connecting your mouse:
- Fix or rule out the potential problems listed above.
- Turn your computer on.
- Insert fresh batteries in your mouse. For instructions on changing your mouse battery, see answer 28885.
- Turn on your mouse.
(Picture: http://prntscr.com/1w05cd )
Reconnecting your mouse
1. Download the correct version of Logitech SetPoint Mouse and Keyboard Software from the M187 [Downloads page](http://www.logitech.com/support/9578?section=downloads).
2. Press the **Windows** key + **R** to Run.
3. Type C:\Program Files\Logitech\SetPointP\ConnectUtility.exe and press **Enter**.
4. Follow the on-screen instructions to turn your mouse off and then back on.
(Picture: http://prntscr.com/1w05gr )
- When your mouse is detected, you'll see a confirmation message. Select Yes and then click Next. Otherwise, repeat from step #4.
(Picture: http://prntscr.com/1w05n1 )
- Click Finish to exit the Logitech Unifying Software. Your mouse should now be connected.
If this solution doesn't work after a couple of attempts, restart your computer and try the reconnection process again.
I hope this help's if you have any more questions feel free to reply back.
Regards:
KyaGamerFTW