First, login to your account by visiting pro.goodshuffle.com and entering your credentials.
Next, in the top right corner, select your name which will bring up a dropdown menu.
Then, under "Integrations", click the "Connect To QuickBooks Online" and sign in with your QuickBooks Online credentials.
If you need assistance troubleshooting from there, please refer to our in depth article about how the QuickBooks Integration works, here. We're also available for support by chatting us in the support bubble located at the bottom, right-hand corner of your screen!