Hi there!
We'll show you how to correctly install Upselleanola.
First you have to be logged into your Shopify Store as admin or as staff with an specific permission "Approve app charges".
If you are already logged in, you have to visit this link, and then click the "Add App" button as you can see right here:
Once you click "add app" button, you will be redirected to your Shopify Store where you have to click "Install app"
Then, you have to approve the charges for the plan selected and then, you will be redirected to the apps onboarding where you can set visual style, manual recommendations, product visibility and much more!
Please read the next article regarding setup and first steps here.