FIXED: Realtek Audio Console Cannot Connect to RPC Service

Console Can not Connect to RPC Service error appears while opening the Realtek Audio Console. As per the reports, the users cannot adjust their audio settings in their Realtek Audio Console, whereas some users reported they cannot open the Realtek Audio console and start seeing the “Cannot connect to RPC service” error. The error is commonly seen in Windows 11 and Windows 10 systems.

After investigating the error, we found that several different reasons make the error appear when opening or adjusting the Realtek Audio Console. Here have a look at the common culprits:

Corrupt Realtek High Definition Audio Drivers: The main reason for the Cannot Connect to RPC Service error is the audio drivers of your device are corrupted or outdated. So, check if your audio drivers are outdated, then update the driver.
Audio Card problems: If there is any issue with the audio card of your device, then it can cause conflict between the device and trigger such issues. Checking your audio card and repairing it may work for you.
Disabled Realtek Services: In many cases, the disabled Realtek Audio Service start causing trouble and showing the Cannot connect to RPC service error. In this situation, enabling the service may work for you to solve the problem in question.

These are some of the common culprits causing the problem. Here, look at the list of solutions to successfully troubleshoot the problem on the Windows system.

1. Run Audio Troubleshooter

Running the built-in Windows audio troubleshooter can fix any issue in the software of your device which is causing the Realtek audio console cannot to connect to the RPC service. To run the audio troubleshooter, follow the steps mentioned:

Press Windows + I key to open the Windows settings.
Now click on the System option on the left side, scroll down, and click on the Troubleshoot option.

Click on Troubleshoot
Then click on the Other troubleshooter’s option and the Run button beside the Play audio option.

Click on the Run button beside the Play audio option.
Now follow the steps, run the troubleshooter, and check if the issue is resolved.

2. Uninstall and Reinstall Realtek Audio Drivers

The audio drivers play a significant role in handling the audio part of your computer, and any problem with them can cause this issue. In this situation, uninstalling and reinstalling the audio drivers helps you to solve the issue. To update the audio driver, follow the steps given:

Click on the Start icon and search for Device Manager in the search bar.
Open the Device Manager

Open Device Manager
Now click on the Audio inputs and outputs option to expand it.

Click on the Audio inputs and outputs option
Then, right-click on the Realtek driver and click on the Uninstall driver option.

Uninstall Realtek driver
Once the driver is uninstalled, reboot your PC.
As the PC restart, the latest audio driver gets automatically get reinstalled.

Now check if the Realtek audio console cannot connect to the RPC service error is resolved.

3. Enable Realtek Services on Startup

The RealTek audio drivers control the audio operations of your computer, and if they are not enabled by default at the startup time, then you have to enable them manually. So, enabling the Realtek services is recommended, and checking if it helps you solve the issue. To enable the Realtek services to follow the steps underneath:

Press Ctrl + Shift + Esc to open the Task Manager.
Now click on the Startup option and search for the Realtek services.

Click on the Startup option
Then right-click on the Realtek Services and click on the Enable option.
Now just restart your device and check whether the issue is resolved.

4. Enable Realtek Audio Universal Service

Enabling the RealTek audio universal services on Windows can solve this error as Audio Console depends on this service. Check if this service is running on your system or not; make sure to enable this service. To enable RealTek audio universal service, follow the steps given:

Press the Windows + R keys on your keyboard to open the Run dialog box.
Now type services.msc in the Run dialog box and press Ok.

Type services.msc and click Ok
Then search for Realtek audio universal services in the list.
Now right-click on the Realtek audio universal services and click on the Properties.

Click on Properties
Then check if the status says stopped, and click on the Start option.

Now check if the Realtek audio console not opening error is resolved or not.

5. Disable Microsoft UAA Bus Driver

Microsoft UAA bus driver is also an audio driver used in the older versions of Windows but is still available in the latest versions. If the Microsoft UAA bus driver is enabled, it can cause trouble in the operation of the Realtek audio drivers, so it is recommended to disable the Microsoft UAA bus driver and check if it helps you to solve the issue. To disable the Microsoft UAA bus driver, follow the steps given:

Press Windows + X on your keyboard and click the Device Manager option.
Now click on the System Devices to expand it.

Click on System Device in Device Manager
Then search for Microsoft UAA bus driver, right-click on it, and click on the Disable option.

Disable Microsoft UAA bus driver
Now restart your device and check if the issue is resolved or not.

6. Inspect Realtek Audio Card Device

If none of the fixes mentioned above worked for you, just check if the Realtek audio card device is enabled or not. If, for some reason, the Realtek audio card device is disabled, then this might stop you from establishing a connection between the device and the Realtek audio card device. To inspect the Realtek audio card device, follow the steps given to do so:

Press Windows + X on your keyboard and click the Device Manager option.
Click the Sound, video, and game controllers option to expand it.

Click the Sound, video, and game controllers option
Then double click on the Realtek audio device option
And check the device status message: “The device is working properly or not“.

Check the device is working properly or not
If disabled, enable it and restart your device.