Launch the Control panel on your computer.
The easiest way to do this is by opening the ‘Start’ Menu and clicking on its shortcut.
There you need to open the ‘Printers’ or the ‘Printers or other hardware’ window.
Right click on the printer you want to share over the network and the select ‘Sharing’ option from the drop down menu which appears.
Then, switch to the ‘Sharing’ tab and hit on the button labeled ‘Change sharing options’.
Check the box next to the ‘Share this printer’ option.
You can create a network name for the printer, and enter it into the appropriate field.
After that click ‘OK’ to save the changes and make the printer available over the wireless network.
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Hope this helps you.