If you need to share your computer’s wireless internet with other systems then it can be done easily by converting it into a WiFi hot spot using the in-built wifi feature.
What you need to do is just download and install this tool called Virtual Router which turns any Windows 7 or Windows 2008 R2 Computer into a Wifi Hot Spot using Windows 7’s Wireless Hosted Network (Virtual Wifi) technology.
This is a great tool as it can solve many problems regarding the sharing of the wireless service. You can pair any device with your Windows 7 system without having to install any new hardware. Just use this tool, create a new wireless network, set it’s password and you should be good to pair devices with your computer wifi hot spot.
The tool has been coded in C# and is free to use. The tool is small in size and can be downloaded from the link below.