This page shows you how to login to the Thomson Alcatel ST780 router.
Other Thomson Alcatel ST780 Guides
This is the login guide for the Thomson Alcatel ST780. We also have the following guides for the same router:
Find Your Thomson Alcatel ST780 Router IP Address
In order to login to the Thomson Alcatel ST780 router, we need to know it's internal IP address.
| Known ST780 IP Addresses |
|---|
| 192.168.1.254 |
You may have to try using a few different IP addresses from the list above. Just pick one and then follow the rest of this guide.
If you do not find your router's interface later in this guide, then try a different IP address. Keep trying different IP addresses until you find your router. It is harmless to try different IP addresses.
If, after trying all of the above IP addresses, you still cannot find your router, then try the following:
- Use our Find Your Router's Internal IP Address guide.
- Use our free Router Detector software.
Once you have the internal IP Address of your router, you can log in to it.
Login to the Thomson Alcatel ST780 Router
Your Thomson Alcatel ST780 router has a web interface. The way you manage it is by using a web browser like Firefox, Edge, or Chrome.
Enter Thomson Alcatel ST780 Internal IP Address
Put the internal IP Address of your Thomson Alcatel ST780 in the address bar of your web browser. The address bar will look like this:

Press the Enter key on your keyboard. You will be prompted for your Thomson Alcatel ST780 password.
Thomson Alcatel ST780 Default Username and Password
You must know your Thomson Alcatel ST780 username and password in order to log in. If you are not sure what the username and password are, then perhaps they are still set to the factory defaults. Below is a list of all known Thomson Alcatel ST780 default usernames and passwords.
| Thomson Alcatel ST780 Default Usernames and Passwords | |
|---|---|
| Username | Password |
| unknown | unknown |
In the window that pops up, enter your username and password. You can try them all.

Thomson Alcatel ST780 Home Screen
You should now see the Thomson Alcatel ST780 home Screen, which looks similar to this:
When you see this screen, then you are logged in to your Thomson Alcatel ST780 router. At this point, you can follow any of our other guides for this router.
Solutions To Thomson Alcatel ST780 Login Problems
Here are some ideas to help if you are having problems getting logged in to your router.
Thomson Alcatel ST780 Password Doesn't Work
Perhaps your router's default password is different than what we have listed here. You can try other Thomson Alcatel passwords. We have an extensive list of all Thomson Alcatel Passwords that you can try.
Forgot Password to Thomson Alcatel ST780 Router
If your Internet Service Provider supplied you with your router, then you might want to try giving them a call and see if they either know what your router's username and password are, or maybe they can reset it for you.
How to Reset the Thomson Alcatel ST780 Router To Default Settings
As a last resort, you can reset your router to factory defaults. If you decide to reset your router to factory defaults, then you can follow our How To Reset your Router guide.f you still cannot get logged in, then you are probably going to have to reset your router to its default settings.
Other Thomson Alcatel ST780 Guides
Here are some of our other Thomson Alcatel ST780 info that you might be interested in.
This is the login guide for the Thomson Alcatel ST780. We also have the following guides for the same router: