CLEAR USB Modem - Manual (Page 6)

The CLEAR Connection Manager and Windows® 8 (64bit)
CLEAR USB Modem (SKU: SGDN5094AA, SGDN5233AA, SGDN5250AA)
8. Windows® will give you one last chance to cancel:
9. Click the Yes button to begin the System Restore process. It will take several minutes to complete.
10. After your computer has rebooted, download and install version 2.00.0043 of the CLEAR Connection Manager.