How to disable "which device did you plug in?"

Step #3

Realtek HD Audio Manager does not appear to be there.

Hello,

Please try these steps:

1. Press Windows + R, type control panel and then hit Enter, select Hardware and Sound.
2. Scroll down and select Realtek HD Audio Manager.
3. Click the folder icon just above and to the right of where it says analog back panel and just below Device Advanced settings.
4. Uncheck Enable auto popup dialog when device has been plugged in.
5. Click OK twice.
6. Now, restart the computer and check the issue.

Or try this:

Go to Settings > System > Notifications and actions and under Get notifications from these senders, scroll down and turn off Realtek HD Audio Console.

Or follow this:

• Open Task Manager: right-click on the Windows taskbar > Task Manager.
• Go to the Start-up tab
• Disable the following (right-click > Disable):

HD Audio Background Process

Realtek HD Audio Manager

Waves MaxxAudio Service Application

• Restart your computer

If you've a Dell system, try this:

1. Open the program WAVES MaxxAudio Pro
   
2. Choose the device, eg. Playback
3. Click Advanced in the bottom center of the window
4. Toggle the "Show pop-up dialog when device is connected" checkbox

Hope this helps!

Referenced from https://superuser.com/questions/1177290/how-to-disable-which-device-did-you-plug-in-prompt.

Note: Superuser.com is a non-Microsoft website. The page appears to be providing accurate, safe information. Watch out for ads on the site that may advertise products frequently classified as a PUP (Potentially Unwanted Products). Thoroughly research any product advertised on the site before you decide to download and install it.