[Boo Boo]

you can try this

Tethering - tested and works

1 - using file explorer go to Windows\Start Menu\Programs - delete internect connection sharing

2 install - ICS_and_WModem_Fix cab

3. using a regedit program

[HKEY_LOCAL_MACHINE\Comm\InternetSharing]
Extension="" Delete the "isext.dll" entry

[HKEY_LOCAL_MACHINE\Comm\InternetSharing\settings]
ForceCellConnection="Sprint"

[HKEY_LOCAL_MACHINE\Comm\InternetSharing]
MaxCMCon=0

[HKLM\Services\CMGuardian]
Flags = 4 (it's a DWORD Value. if it doesn't exist. you need to create it)

4 - soft reset
5 - Start the Internet Sharing application.
6 - Select Sprint under type of connection.
7 - Hit Connect In the Internet Sharing application.
8 - Connect to the Laptop/PC via USB
9 - Done. No other applications needs to run on the PC/Laptop.