According to the query of Mercury official website, the original password of Mercury router is admin. If you forget the password of the Mercury router, you can try to restore it to the factory settings and log in with the default administrator password. The specific recovery method is to find the reset button on the back of the router, press and hold the reset button for about 5 to 8 seconds when the router is turned on, and then release the reset button to restore the factory settings.