Reset the Sagemcom Fast 5366 TN-A

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Setup Router Staff
Last Updated: | Reading Time: 3 minutes

If you need to reset your Sagemcom Fast 5366 TN-A router back to factory settings, then this article shows you how. A router reset is a much bigger deal than a router reboot. Rebooting a router is simply turning it off and back on again. However, when you reset a router you, return it back to its factory default settings.

Warning: Proceed with caution; resetting your router can be a major headache. When you reset your router, the following will happen.

  • The router's login credentials are reset to factory defaults.
  • All WiFi settings are reset, including network name and password.
  • Your ISP username and password will be reset, and you may have to contact your ISP.
  • All port forwards, firewall settings, and parental controls that you have configured will be removed.

A router reset should be considered the last resort when you cannot log in to your router any other way. Make sure that you have tried to recover your router password using our Router Password Finder first.

Other Sagemcom Fast 5366 TN-A Guides

This is the reset router guide for the Sagemcom Fast 5366 TN-A SG4Y1T0003049 Optus. We also have the following guides for the same router:

Recover Password in Sagemcom Fast 5366 TN-A

If you are resetting your router because you forgot your router password, then you should try running our Router Password Finder first.

Our Router Password Finder can recover your lost or forgotten router password without doing a full router reset, which can save you lots of time.

Router Password Finder - Recover Lost or Forgotten Router Passwords

If you are unable to recover your lost router password, then you may have to proceed with a full router reset.

Reset the Sagemcom Fast 5366 TN-A

Usually there is a reset button located on the back or bottom of a router. Look for something that looks like this:

Router Reset Button

Yours may look slightly different, but they are usually tiny. Sometimes the button is under a pinhole, and you need a paper clip to push it.

Hold the reset button down for about 10 seconds while watching the lights on the front of your router. The lights on the front of the router should do something different when the reset happens. Do not worry about holding the button down too long; this is harmless.

Don't forget, this step will totally reset your Sagemcom Fast 5366 TN-A router back to factory settings.

This last step should only be taken if you have tried everything else, such as using our Router Password Finder software, which can recover lost or forgotten router passwords.

Login to the Sagemcom Fast 5366 TN-A

Once the reset is complete, you need to login to your router using the default IP address, username, and password. We have a Fast 5366 TN-A Login Guide with all this information ready for you.

Change Your Password

After logging in to your router for the first time, you need to change your router's password. The factory default passwords for routers are very well known. Our Choosing a Strong Password guide talks about choosing a strong password for your router.

Tip: A great place to write your new password down is on a piece of paper taped to the bottom of your router.

Other Sagemcom Fast 5366 TN-A Guides

We have collected a lot of information about the Sagemcom Fast 5366 TN-A router. You can find some of our additional content here.

This is the reset router guide for the Sagemcom Fast 5366 TN-A SG4Y1T0003049 Optus. We also have the following guides for the same router: