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On your Mac, choose Apple menu > System Settings, then click Lock Screen in the sidebar. (You may need to scroll down.) Open Lock Screen settings for me. Do any of the following: Click the pop-up menu next to “Turn display off on battery when inactive,” then choose an option.
To open these settings, choose Apple menu > System Settings, then click Displays in the sidebar. (You may need to scroll down.) On your Mac, use Displays settings to adjust resolution and brightness, and to set display options.
20 Σεπ 2022 · Here's how to change how long your Mac's screen stays on. In older macOS versions, go to System Preferences > Battery or Energy Saver > Battery or Power Adapter and adjust the sliders for Turn display off after on battery power or when plugged in. On your Mac, click the Apple logo > System Settings. Click Lock Screen.
31 Δεκ 2020 · Make Sure Your Mac's Display Is Plugged in and Turned On. This may seem obvious, but if you're using a separate display, one not built into your Mac, you should check that it's turned on, the brightness is turned up, and that it's properly connected to your Mac.
If you’re having problems getting your Mac to recognize an external display or detect the display after changing the resolution or refresh rate, here’s how to reset the external display settings on a Mac.
We explain what to do if your Mac won't turn on. Find out why your MacBook isn't turning on and how to fix it, including how to force a Mac to start.
19 Απρ 2024 · Quick Solutions. Check the Display Brightness levels of your Mac. Update the macOS version. Fix 1: Check Display Dimming Settings. Step 1: Open Settings > click on Battery from the left menu....
