A. Go to Settings > Properties.
B. Click and expand the property you need to connect with another Stripe account. In "Payment Gateway Settings", tick on "Custom Settings" and click on "Yes, Custom Settings!".
C. Select Yes, Custom Settings!
C. Select your Payment Gateway from the dropdown and click "Connect To Stripe" then you would be routed to a page where you can enter your login details to proceed.
Note: Please make sure you are currently logged in to the Stripe account you want to connect with the property. The rest of your properties will use the Master Stripe account which you set up when completing Account setup.