Troubleshooting

Troubleshooting documentation for common issues with Amphetamine.

Amphetamine is not Running but Mac Still Won't Sleep
1. Confirm that Amphetamine is actually the app responsible for keeping your Mac awake Open the Terminal from /Applications/Utilities In a new Terminal w...
Sat, 15 Feb, 2020 at 9:43 AM
Screen Locks When Accessing Mac Remotely
Issue If you enable Amphetamine's Allow Screen Saver preference, and then later attempt to access your Mac while the screen saver is running, you will...
Fri, 7 Jun, 2019 at 2:14 PM
Dock Icon/App Switcher Issues After Upgrading to macOS Catalina
A small number of people have reported that after upgrading to macOS Catalina (10.15), the 'Hide Amphetamine in the Dock' no longer functions.  ...
Sat, 15 Feb, 2020 at 9:32 AM
Menu Does Not Display in macOS Catalina
A bug in macOS Catalina prevents versions of Amphetamine prior to 5.0 from being able to show its menu on all screens when, and only when, two or more scree...
Tue, 18 Feb, 2020 at 11:09 AM
Amphetamine & Closed-Display Mode
Closed-Display Mode is a feature found on most Mac laptops. This feature allows you to close your Mac laptop's display/lid and keep your Mac awake inst...
Wed, 15 Apr, 2020 at 11:28 AM
Setting Amphetamine's Language
When supported, Amphetamine will use the system language selected in macOS's System Preferences ( → System Preferences → Language & Region → Gener...
Fri, 30 Apr, 2021 at 11:36 AM
Automatic Dynamic Wallpaper & Dark/Light Mode Switching Not Working
While your Mac's display is being kept awake, macOS will not automatically switch from light to dark mode (and vice versa). Additionally, dynamic wallp...
Thu, 28 Jan, 2021 at 11:27 AM
Time Machine & Amphetamine
If you'd like to keep your Mac awake while a Time Machine backup is running, there are a few ways to approach this: If your Time Machine drive is r...
Thu, 28 Jan, 2021 at 1:46 PM
About Failed Closed-Display Mode Sessions
Overview Amphetamine version 5.2 introduced a new alert for closed-display mode session failures. Prior to version 5.2, some Macs experienced an issue with...
Mon, 12 Apr, 2021 at 11:00 AM