Quick Guide: Page Customization in Performance Management
In this KM document, you'll find different page customization examples that you can do on Performance Documents.
Customization Examples for Performance Management (Responsive UI) (Doc ID 2651361.1)
How to Make a Customization in the UI of Talent Management Cloud? (Doc ID 2683179.1)
How to do a test without customizations? (Doc ID 2676515.1)