- Modifying the splash image and log-in form - View "Save the custom splash page as a series of binary file rules" for the list of images which are used in the login screen. The listed rules could be "Save As" in the guest ruleset as described in the below link for customising the login screen.

- Customizing Pega 7 login screen

Hope it answers your query, kindly notify if it does by marking this post as answered for larger Pega audience.

Regards,

Asif