macOS and the Snagit System Audio Capture Component

Problem

When installing the System Audio Component the install cannot be authorized and fails on macOS 11 or macOS 12.

System Audio recording results in poor, distorted, or lost audio.

Solution

This is a known issue that is fixed in Snagit 2019.1.11, 2020.2.2, 2021.0.2, and later. From the menu bar, select Snagit > Check for Updates to install the latest version.

If the problems continue, try the suggestions below.

Option 1: Reinstall the component

Option 2: Authorize the System Audio Plugin

Option 3: Remove Old Plugin

Option 4: Re-Enable Component

Option 1: Reinstall the component

1. Open Snagit.
2. Select Snagit > Preferences > Capture.
3. Click Uninstall Component.
   
4. Restart the computer.
5. Install the System Audio Component here.
6. Open System Preferences.
7. Click Security & Privacy.
8. Select General.
9. Click Allow at the bottom.
   
10. Try a new recording in Snagit.

Option 2: Authorize the System Audio Plugin

1. After installing the System Audio Plugin if you see an error that it needs to be authorized please open the macOS System Preferences.
2. Open Security & Privacy.
   
   
3. Select General and click the Padlock. Then enter the computer password to make changes.
   
4. Click Allow next to System software from developer "Rogue Amoeba Software, LLC" was blocked from loading.
   
5. Try restarting Snagit and recording again.

Option 3: Remove Old Plugin

1. Quit Snagit and the System Preferences.
2. Open a Finder window.
3. Select Go > Go to folder from the menu bar.
4. Type the following and click Go: /Library/Audio/Plug-Ins/HAL
5. Delete the ACE.driver folder.
6. Restart the computer.
7. Install the system audio component through Snagit.

Option 4: Re-Enable Component

If macOS still fails to show the correct prompt to authorize the ACE component for use, you’ll need to manually authorize it. This is done by entering the Mac's Recovery mode.

1. To enter the Mac's Recovery mode, follow Apple's instructions for Intel or for Apple Silicon.

2. Once booted into Recovery, open the Terminal utility and enter the following commands pressing return after each one:

   spctl kext-consent disable
   spctl kext-consent add 7266XEXAPM
   spctl kext-consent enable

3. After entering those commands, restart your Mac.

4. Follow the steps to reinstall the component through Snagit.