You are now visiting the Philips lighting website. A localized version is available for you.
1. Lift up the existing cover
2. Lift up the mounting ring
3. Remove the mounting ring
4. Remove the existing cover by lowering it over the main housing
5. Add the new cover by lifting it over the main housing
6. Add the mounting ring back in
7. Lower the mounting ring and new cover, they will self-center into place!