Autodesk software asks to Sign in every time it is launched, every few days, or at every reboot
Anybody else unable to complete 3DS/Wii U log in mission? I used to get points for it weekly, then one day it randomly stopped working. It's been a long time. (Region: Canada.) :
Linux 3DS - GameBrew
How to Link to Your Shop Account - Nintendo 3DS Guide - IGN