It can be annoying if your Acer Swift 3 laptop microphone is not detected and there is no sound.

Although the microphone appears active, you won't hear anything at all while playing or recording audio, playing games on apps like Discord, or communicating on Skype.

There may be different reasons that may trigger this issue, some common ones include outdated or corrupted drivers, etc.

This article will cover all these issues and more and provide you with different solutions to fix Acer Swift 3 built-in microphone not working issue.

What should I do if my Acer Swift 3 microphone is not detected?

1. Run the Recording Audio Troubleshooter

1. Simultaneously press Win I## on your keyboard # key to launch the Settings application and click System.
Now, look for
2. Troubleshooter on the right side and click on it.
On the right side of the next screen, select Other Trouble-shooters.
3. 
Next, on the right side, click
4. Run next to Recording Audio.
Wait until the troubleshooter detects any issues with the microphone.
5. Follow the on-screen instructions to automatically resolve the issue.

This is a basic step that must be followed even before you try any other method. Once completed, your laptop microphone should now be working.

2. Check the microphone privacy settings

Press the
1. Win I shortcut key Open the Settings app and click Privacy & Security.
On the right, under App Permissions, click
2. Microphone.
Now, open the option - Let the application access your microphone.
3. 
Go to the Microsoft Store app in the list and turn on the microphone for the desired app.
4. 
Navigate to Let the desktop app access your microphone and turn it on.
5. 

Close the Settings app and now check if your Acer Swift 3 microphone is working properly.

3. Check if the microphone is enabled

Right click
1. Start and select Device Manager.
Expand the Audio Input and Output section, right-click the built-in microphone and select
2. Enable (if it says Disabled).
If it is already active, skip the above two steps and continue with the following steps
3. Press the
4. Win key simultaneously and the Run Console will open. R
Enter mmsys.cpl
5. in the search bar and click Enter.
In the Sound dialog box, go to the
6. Recordingtab. Here, right-click on the active microphone and check the arrow pointing downwards. Select Enable.

Now, close the window, restart your PC and check if the microphone is working on your Acer Swift 3 laptop.

4. Set as default recording device

1. Right-click the Start button and select Run to open the run console.
2. In the search box, type mmsys.cpl in the search bar and press Enter to open the sound dialog box.
3. Under the Recording tab, check which microphone has a green check mark. This means that the device is set to default.
4. If the correct microphone is not set as the default microphone, right-click on the preferred device and select Set as default communication device. Press Apply and OK to save changes and exit.

Now, test your microphone to see if it is working properly.

5. Update audio driver

1. Go to Start, right-click and select Device Manager. Now look for the audio input and output.
2. Right click on it and select Update Driver.
3. In the Update Driver screen, click Search for drivers automatically.
4. Wait until Windows finds and recommends the new driver. Follow the on-screen instructions to complete the installation.

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Close Device Manager and restart your PC. Check if the Acer Swift microphone not detected issue persists.

The microphone may not be detected on Acer Swift 3 laptops due to outdated drivers. Therefore, updating the driver may help resolve the issue.

Alternatively, visit Acer's official website for supported drivers and manuals and install the driver manually.

Sometimes, updating drivers manually can be time-consuming. If you're looking for an automated solution to update your drivers faster and more securely without harming your PC, we recommend using DriverFix, a tool that automatically updates, repairs or replaces your drivers Third Party Tools.

? Get DriverFix

Also, you can uninstall and reinstall the driver to check if it helps solve the problem. You can also test your microphone levels to make sure they are set up correctly.

Sometimes, microphone not working issue may cause corruption and loss of files. In this case, you can run the built-in System File Checker (SFC Scan) and DISM utility to detect and repair such files.

If all the above methods fail, you can perform a repair installation using the Windows installation media. This will help you replace all Windows files with normal files and ensure that your Acer Swift 3 microphone is working properly.

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