Do you have an Xfinity router? Do you want to perform a reset but do not know where the reset button is? Go through the article to find the reset button on Xfinity router. To help you with quick resets, Xfinity provides a reset button across all its devices. It is generally present at the front or the backside of your router. The presence of a reset button varies typically from model to model. But it is present will well-marked clearly in more giant letters. You need to hold the button for at least five seconds to perform the reset operation.