How to Fix Microphone Not Working in Lethal Company

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Lethal Company is a co‑op survival horror game where players search for items for sale and confront a range of monsters along the way. Some players report that the in‑game microphone stops working. This guide provides practical methods to fix the issue and get back to immersive teamwork.

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How to fix microphone not working in Lethal Company

Voice communication in Lethal Company matters for coordinating with teammates. While players can use external messaging apps like Discord, the game itself relies on direct in‑game audio via a walkie‑talkie system. The following steps help resolve microphone problems and restore seamless team play.

Set your microphone in the game

Many players may have already tried this, but it helps to verify. Launch Lethal Company and choose Online or Lan, then open the Institutions section.

    Tap the square in the upper left corner showing the device name and select the desired one. Use it to test the microphone by speaking into it. When the device is detected, a scale under the square glows green indicating activity.

    As a side note, guidance on translating all game text into Russian has been covered previously.

    Check the device connection

    This may sound obvious, but the first step is to confirm the device is detected by the system. If the PC does not recognize the microphone, the problem likely lies with the connection.

    1. Using a USB microphone or the built‑in microphone on headphones, try plugging into a different USB port.
    2. With analog microphones, ensure the audio input is connected to the correct jack.

    Update your audio drivers

    Outdated or corrupted audio drivers can cause microphone problems. If the driver is not working in any application, it is worth reinstalling it.

    • Open Device Manager. Use the shortcut Win+R, type devmgmt.msc, and press Enter.
    • Expand Audio inputs and outputs, select the target device, right‑click, and choose Update driver.
    • Wait for the search to complete and restart the PC after the update.

    If the latest driver cannot be installed through the device manager, visit the microphone or motherboard maker’s site and download the latest driver for the model.

    Check your device in the system settings

    If the microphone works in other apps like Discord but not in Lethal Company, set the device as the default input in Windows settings.


    We independently use certain equipment for import and export in Discord

    To access advanced audio settings:

    • Click the speaker icon in the bottom right of the taskbar and open Sound Options.
    • Scroll to Advanced sound options.
    • Within the list of audio devices, locate the microphone and verify it is enabled.
    • Right‑click and choose Use as standard or Use default communication device as applicable.

      Install the Microsoft Visual C++ redistributable package

      Visual C++ redistributables are essential components for many games and programs to run correctly. If the current redistributable is missing or outdated, it may cause sound or microphone issues in Lethal Company.

      Most players report that installing the latest Visual C++ redistributables resolves the problem. Visit the official Microsoft site, download the package, install it, and restart the computer.

      Disable Windows Defender Antivirus and Firewall

      If prior methods fail, temporarily disable antivirus software and Windows Defender Firewall to test whether security software is causing the issue. It is not advised to keep security turned off; use this as a diagnostic step. Guidance on pausing security can help if needed.

      Check the integrity of game files

      An effective method reported by players is to verify game files through the Steam launcher.

      • Open Steam and go to Library.
      • Right‑click the Lethal Company entry.
      • Select Characteristics, then Installed Files, and Check the integrity of game files.

      Wait for verification to finish and any missing files to download. If needed, reinstall the game as a last resort.

      Today these steps are among the most reliable ways to fix microphone problems in Lethal Company. The aim is to help players enjoy multiplayer sessions without friction. If there is additional insight or correction, leaving a comment is welcome.

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      Source: VG Times

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