Here is the link

If you cannot open it. Look at the back, near the ports, for a reset button. Hold button for 15 secs. Then wait for a minute.

Other Methods

Go to terminal (Window key + r) and type ipconfig to pull up your IP Address OR type ip address on your browser (google i.e.) and it will show your ip. Type that in a browser and it should grant you access to your router unless you locked it. You can go into the settings and run factory Reset.

Manual reset is a easier.

Good Luck