Knowledge Base

Updated 5-22-25

If you are using Universal Control v4.5 or higher and get the errors,

• "Oops! Something went wrong. Please contact support."
• "the service required to access the device is not available”

You do not have to contact support, the fix is detailed below. 

Please completed the following, 

1. Disconnect all devices
2. Restart the service
3. Connect devices one by one. wait at least 30 seconds before connecting the next device

Windows 10/11

PreSonus Hardware Access Service

You can inspect/start/stop the service from the Task Manager or Services App

Select start/stop/restart from the right-click context menu.

macOS

If you have a silicon Mac you can try doing the following.Please have a look at the following article. https://support.apple.com/en-gb/guide/mac-help/mchl768f7291/mac
You will need to do the following steps outlined in the article.
 

• Enable "Reduced Security: Allows any version of signed operating system software ever trusted by Apple to run"
• Select the “Allow user management of kernel extensions from identified developers” tickbox to allow installation of software that uses legacy kernel extensions.

 
Once you have completed the above please then do the following:
 
> Run the Uninstaller found in the Universal Control download:
https://www.presonus.com/pages/support-documents-downloads?srsltid=AfmBOorvaYUmCaGJZAZOLL6XOc4jiptqhyPfPHIPooZSmlhNHUX6vlRE
 
> When complete, restart the computer
> Install Universal Control
https://www.presonus.com/pages/support-documents-downloads?srsltid=AfmBOorvaYUmCaGJZAZOLL6XOc4jiptqhyPfPHIPooZSmlhNHUX6vlRE
 

ucdaemon process

Restart: in Activity Monitor select the ucdaemon process and click “Stop” - the process will restart automatically (make sure to show “System Processes”).

"Disk Utility" can be used from your Utilities folder to do a disk repair.  Below is a link to instructions on Apple's web site.

https://support.apple.com/en-us/102611   

Terminal.app can also be used with the following commands (password required):