The manual network selection on Nokia 3310 allows you to change the network on your mobile phone manually. You can see how to do this when you are changing networks manually. There are other settings for the Nokia 3310 which you will also find on this website. You might also want to check if you want to change the APN settings on the Nokia 3310 as the internet settings would not be the same when changing networks manually.
Manual network selection on Nokia 3310
Follow the instructions to see how you can manually change your network. Note again that the APN settings might not be the same as what you are using now. You might need to change this as well so see the internet settings as well as the APN settings at the top of this website.
- Press the Menu button which is the large button on the phone;
- Move cursor to Settings and Press select (big button);
- Now move to Connectivity and Press select;
- Move to Network settings and Press select;
- Now move to Operator and then Press select;
- Move to Manual the Press select;
- Now move to the network you want and Press select.
Check if you can connect and also ensure that you can now connect to the network or if you will need to change the APN settings for the new network. The Nokia 3310 does not have many options 
however it is still designed well enough to do most basic things today. Search this website for more information on how to change other settings on your mobile phone. So to sum up its Settings then Connectivity, then network settings and then operator. Then simple click on manual and then select your network. If you dont get a connection then again, see if you will need to change your APN settings on the mobile phone.
