Samsung Galaxy Tab S9+
It's not possible to use the internet connection on my tablet
Solution 3 of 4: Your tablet hasn't been correctly set up for internet
The internet connection is shared by many functions on your tablet such as internet browsing, receiving email messages and installing apps. You can access the internet as soon as you've inserted your SIM. If this isn't the case, you can set up your tablet for internet manually.
Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
Press Connections.
Press Mobile networks.
Press Access Point Names.
Press Add.
Press Name.
Key in EE Internet and press OK.
Press APN.
Key in everywhere and press OK.
Press Username.
Key in eesecure and press OK.
Press Password.
Key in secure and press OK.
Press MCC.
Key in 234 and press OK.
Press MNC.
Key in 33 and press OK.
Press Authentication type.
Press PAP.
Press APN type.
Key in default and press OK.
Press the menu icon.
Press Save.
Press the field next to the data connection to activate it.
Press the Home key to return to the home screen.