You should read this post if you encounter the Windows problem “NVIDIA Output not plugged in.” It will display two situations where the issue arises along with the appropriate fix for each. These two practical solutions are currently available on the Aiyesikhe website.
Solution 1: Update the NVIDIA Graphics Driver
This problem could be caused by the most recent drivers or by out-of-date drivers that don’t function properly with your device. To fix this issue, try updating the NVIDIA graphics driver.
Step 1: To launch the Run dialog box, press the Windows + R keys. In order to launch Device Manager, type devmgmt.msc and click OK.
Step 2: To remove your graphics adapter, right-click on your graphics card, select Uninstall device, and then expand the Display adapters section.
Step 3: Check for any messages or prompts that ask you to confirm that the current graphical device driver has been uninstalled, then wait for the procedure to finish.
Step 4: Navigate to the NVIDIA Driver Downloads section to locate the drivers for your NVIDIA devices. After entering all necessary data, click SEARCH.
Step 5: Select the necessary field and press the “Download” button. After saving it to your computer, launch it and adhere to the directions.
Step 6: Select the Custom (Advanced) option in the Installation Options window, check the box for Perform a clean installation, and then click NEXT to start the driver installation.
Now examine if the error “NVIDIA Output not plugged in” has been fixed.
Alternative: Roll Back the Driver
Now examine if the error “NVIDIA Output not plugged in” has been fixed. Option 2: Reverse the driver
Step 1: Uninstall the driver you currently have installed on your machine.
Step 2: To launch the Run dialog box, press the Windows + R keys. Click OK to launch Device Manager after typing devmgmt.msc.
Step 3: To roll back a display adapter, expand the Display Adapters section, then right-click on it and select Properties.
Step 4: Locate the Roll Back Driver by switching to the Driver tab. If this option is grayed out, it indicates that there are no backup files to recall the previous driver or that the device has not been updated recently. To continue with the process, adhere to the directions if the option is not gray.
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Solution 2: Enable NVIDIA Output Port in the NVIDIA Control Panel
The HDMI port may be configured to not broadcast audio if the NVIDIA Control Panel settings are incorrect. The NVIDIA Output not plugged in issue will appear when you view the playback devices that are connected to your computer.
To resolve this error, you can attempt to enable the NVIDIA Output port in the NVIDIA Control Panel.
Step 1: Select NVIDIA Control Panel with a right-click on the empty desktop without an icon.
Step 2: Expand the Display section and choose the Set Up Digital Audio option.
Step 3: Locate the HDMI entry in the list and look for the name of your graphics card. Select the device to which you are connected.
Step 4: Right-click the volume icon in the bottom right corner of the screen, click Sounds and switch to the Playback tab.
Step 5: You will see the NVIDIA output device you wish to make the default. Right-click a blank space and select Show Disabled Devices and Show Disconnected Devices if it is not visible. Your device should show up now.
Step 6: Select the newly shown device with a left-click, then click the Set Default button.
Check if the NVIDIA Output not plugged in error disappears.