The ports that need to be forwarded for Teamviewer are listed here:
Teamviewer - PC
- TCP: 5900
Forward Ports for Teamviewer
You may need to forward ports in your router when you use Teamviewer. A port forward allows incoming connection requests from the internet to go straight to Teamviewer.
Routers generally do not allow incoming connection requests from the internet. By forwarding a port you can overcome this limitation.
Before Forwarding a Port
You need to know the following things before you can forward a port:
- The internal IP address of your router.
- The IP address of your computer.
- The TCP and UDP ports that need to be forwarded.
Find the IP Address of Your Router
You can run our free Router Detector software to locate your router's IP address. The software is part of our Network Utilities suite of tools and it is completely free to use.
Otherwise, you can follow our guide Find Your Router IP Address.
How To Set Up Port Forwarding for Teamviewer
You can use our Network Utilities software to automatically forward ports for you. Since Network Utilities allows you to both forward and un-forward ports easily you can keep your network security maximized, and then forward ports only when you need them.
Port forwarding can also be set up step-by-step by hand. The way to forward a port is:
- You can start by logging in to your router.
- Locate your routers port forwarding section.
- Put the IP address of your computer in the proper box in your router.
- Enter the TCP and UDP ports that you need to forward for Teamviewer in the corresponding boxes in your router.
You probably will need to reboot your router for the changes to take effect.
You can choose your router from our list to see exactly how to forward ports for Teamviewer:
List of Routers - Customized for Teamviewer
That's all it takes to forward your ports for Teamviewer.