Nintendo Miiverse ID Setup Problem

So I recently created a NNID (Miiverse Account) and I have setup everything, i.e email, DOB, region, etc. When I login to miiverse, however, it says
I would like to know if there are any additional settings I have to do or something like that so that I can login normally. Thank you!
[Edit 1] The Device is a 3DS
Best Answer
In the Miiverse settings or in NNID settings on your 3DS, there's an option that allows or denies the use or your NNID outside the 3DS (= on the Miiverse web site).
I can't exactly say where because I don't have mine now, but it exists.
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Why is my Miiverse not working?
The Miiverse service ended on November 7, 2017 at 10 PM Pacific Time. Once the Miiverse service ended, users were no longer able to access Miiverse on Wii U, any of the Nintendo 3DS family of systems or an Internet browser on PCs and smart devices.How do I set up a Nintendo Network ID?
Go to the Nintendo Account website and click Sign in/Create account. Click Create a Nintendo Account. Fill in the required information, then click Submit.How do I access Miiverse?
Miiverse can be accessed at any time on Nintendo 3DS family systems or Wii U. Press the HOME Button to access the HOME Menu and click the Miiverse icon to open Miiverse. You can then browse communities, post comments and replies to others.Nintendo Network ID - Collegati! (Nintendo 3DS)
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