The Apple Support Community will permanently close on November 20, 2026. Starting today, the site will no longer accept new posts and is available in a read-only state.
You can continue to find trusted guidance and support on the official Apple Support site.
We want to thank the community members who have contributed their time and expertise to help others with their Apple products.
The Apple Support Community will permanently close on November 20, 2026. Starting today, the site will no longer accept new posts and is available in a read-only state.
You can continue to find trusted guidance and support on the official Apple Support site.
We want to thank the community members who have contributed their time and expertise to help others with their Apple products.
I am watching a video on youtube in safari and the screen dims then turns off. This has never happened before and I've tried changing Display and Brightness controls, nothing works.
MacBook Pro 13″, macOS 11.3
diandra193 wrote:
I am watching a video on youtube in safari and the screen dims then turns off. This has never happened before and I've tried changing Display and Brightness controls, nothing works.
How about Lock screen settings...
>System Settings>Lock Screen> make changes and compare your results.
>System Settings>Battery>Options
> System Settings> Privacy & Security>Advanced
My screen keeps dimming and then turns off even while I am on my computer
