There you can click on "Create account".
If you already have an account, you can continue with "Step 3".
Now you can enter your personal data and continue with "Create account".
Now enter the email address you used to register with Adobe and click Next.
Now enter the password and click Next to log in.
You are now logged in to your Adobe account.
To add a subscription/product, do the following:
Select "Subscriptions and payment options" at the top of the bar and click the "Products" tab.
Under Serial Number, enter the product key and then click Register.
The program is thus stored in your account. From here you always have access to your download and can "Download" the software again and again.