1) Open regedit (start > run > regedit)
2) Navigate to the following location
HKEY_CURRENT_USER, Software, Microsoft, Windows, CurrentVersion, Internet Settings.
3) On the right had side of the screen right click and select new DWORD VALUE.
4) Name that DWORD VALUE to MaxConnectionsPerServer and click modify now in the VALUE DATA enter 6 and in the BASE side select DECIMAL.
5) Then ok it.
6) Make another new DWORD VALUE this time call it MaxConnectionsPer1_0Server and give it the same information as in step 4.
7) Ok it.
8) Restart the pc.