The Account is Shared

Instructions for use:
on your console, click:
System Settings — User — Add user.
Click Create a new user.
After creating a nickname, click Log in and establish a connection.
Next, in the window for Selecting login methods, select Quick login using a smartphone and you will have a qr code and there will be below it is not possible to scan the qr code, click and there will be a code and we will enter it.
Now you need to send the received 8-digit code to the seller.
In response, he will send you a 5-digit code.

Next, you:
1) Log into the Nintendo eShop with the user you created
2)Log in using the Quick Login using your smartphone and you will have a QR code and click failed to scan the QR code and there will be a code and you must send it to the seller
3) Click "Nintendo Network ID (user icon)".
4) Select "Redownload (reload)"
5) Download games
to the top 4 lines do not pay attention

Before buying, read the rules for using the account:
• The account is shared and there may sometimes be problems logging in!
•The account is non-refundable (Replacement only if the account is not working properly and not the game!).
•Do NOT CHANGE account data under any circumstances
•Offline mode provides a lifetime guarantee of the game's performance. In online mode, there is a risk of account collapse.
•If you do not agree with these terms, please do not buy this product.
The maximum waiting time for receiving an account, in extreme cases, may be 24 hours from the date of purchase.