Troubleshooting a connection issue is always a difficult task for novice users because there are so many possible causes. Although are so many free tools available to customize and tweak Windows 7, you can’t a find a good free tool to automatically fix connection problems in Windows.

Fortunately, Windows 7 comes with a bunch of connection troubleshooters that help you automatically fix these issues. In fact, there are over 20 troubleshooters present in Windows 7 to fix most of Windows problems with a click. If your Windows 7 PC is having issues connecting to the Internet, or local network, you can fire up one of these troubleshooters.
There are a total of seven troubleshooters present under Network and Internet section:
# Internet connection troubleshooter
# HomeGroup troubleshooter
# Network adapter troubleshooter
# DirectAccess troubleshooter
# Incoming connections troubleshooter
# Shared folders troubleshooter
# Printer troubleshooter

All above mentioned troubleshooters are self explanatory. Type troubleshooting in Start menu search box to see full list of troubleshooters present in Windows 7.