How to get Huawei E220 dongle to work in Windows 7

• Connect the E220 – Windows 7 will only recognize a new USB Mass Storage Device and a CD drive.
• Open the Device Manager
• You will see the “Universal Serial Bus controllers” Section.  Look for "USB Mass Storage Device" under this section.
• Find the one that is related to the E220.  If you see several "USB Mass Storage Device", try unplugging your other USB devices.
• Right click on the "USB Mass Storage Device" and select “Update Driver Software”
• Select “Browse my Computer”
• Select “Let me pick” section at the bottom
• Un-check the  “Show compatible devices” option.  This will show you a list of Manufacturer and Models.
• Select “(Standard USB Host Controller)” in the Manufacturer Tab.  This entry is near the top of the list.
• Select “USB Composite Device” in the Model Tab
• Click "Next" button to finish installation
• Disconnect and reconnect your E220 to reinitialise the E220 software
• It will then pick up the E220 as a modem