Fix Microsoft Teams Video Call Not Working

If your camera is not working with Teams, don’t worry! This is a common issue faced by most users who handle meetings and conferences. Despite the fact that 微軟團隊 is one of the best video conferencing and chatting applications, it is not perfect at times. Suddenly, you may detect Microsoft Teams video call not working issue, so you will be struck with paused video or black screen only. This problem may be associated with an in-built camera or an external web camera. Also, if you cannot start the camera, incompatible app settings may contribute to Teams video not working problem. We bring to you a perfect guide that will teach you how to fix Microsoft Teams video call not working issue. So, continue reading the article.

How to Fix Microsoft Teams Video Call Not Working

Before you get into the troubleshooting section, you must learn the reasons that cause this issue. And so, you can easily resolve the same appropriately.

• Corrupt/incompatible camera drivers.
• Additional camera devices are configured to your Windows 10 PC.
• Camera permission is not granted on your computer.
• A third-party antivirus program or Firewall is interfering with the Teams software.
• Some other applications in your device are using your inbuilt camera.
• VPN/Proxy interference.
• 過時的操作系統。

Now, move ahead to the next section to resolve this issue. Analyze the reason to implement selective troubleshooting methods to attain quick results.

We have compiled a list of methods that will help you fix this problem in this section. The methods are arranged from basic to advanced steps to attain easier and faster results. Follow them in the same order to attain perfect results.

基本故障排除

Before trying the advanced troubleshooting methods, here are some simple hacks that will resolve all temporary glitches associated with Microsoft Teams application.

1. Replug Webcam

• If you are using an external web camera, the first thing you have to do is to 拔 the web camera from the USB port, 重啟 your computer, and 重新插入 it again after some time.
• If you are using an inbuilt camera, ensure it is out of hardware glitches and failure.

2. Remove Other Hardware Devices

• Some other hardware devices plugged into your PC may interfere with the inbuilt camera or webcam. Temporarily, disable all other devices and check if this helps you.
• If you do not face this issue after disconnecting all other hardware devices, then plug them one by one to sort out the culprit.
• Always buy genuine peripherals from official or reliable stores for your Windows 10 computer.

3.關閉後台應用程式

方法 1：運行硬件和設備疑難解答

Windows 10 computers come with inbuilt troubleshooter tools to fix any problems associated with all of their components. The functionality of your camera can be affected by numerous factors. So, we recommend troubleshooting hardware and devices as instructed below.

1。 按 Windows + R密鑰 共同發起 跑 對話框。

2。 類型 msdt.exe -id設備診斷 並擊中 Enter.

3.然後，點擊 下一頁.

4A. If there is an issue and your device is not set up with the latest drivers, you will receive the following prompt. Select 應用此修復 and follow the on-screen instructions. Then, 重新開始 你的設備。

4B. If there is no issue with the drivers, click 關閉疑難解答 在以下屏幕上。

Method 2: Choose the Right Camera in Teams

Teams must access your camera, and for that, you have to choose the correct camera. If Teams faces any issue while accessing the camera, you will face so many conflicts. For the Desktop version of Teams, follow the below-mentioned steps to choose the right camera in your Windows 10 PC.

1.點擊 Windows鍵。 類型 微軟團隊 並啟動它。

2。 點擊 三點狀圖標 在你旁邊 頭像 在團隊中。

3。 切換到 設備 tab in the left pane and scroll down the right screen.

4.現在，在 相機 menu, expand the drop-down menu.

5. 然後，選擇 相機 you want to use and make sure you save the changes. Check if you have fixed the Microsoft Teams video call not working issue by confirming the video in the preview space.

相關閱讀： 如何更改 Microsoft Teams 個人資料頭像

Method 3: Clear Microsoft Teams Cache

Teams collect temporary memory in the form of a cache to process the tasks easily within the app. If this temporary memory is over bulged or corrupt in your Windows 10 PC, then it might interfere with its main functions like camera, voice, noise, and a lot more. To solve the Teams video not working issue, consider clearing the cache as instructed below.

1。 出口 小組 並啟動 Task Manager 按下 Ctrl + Shift + Esc 鍵 同時進行。

2。 在裡面 流程 選項卡，選中 微軟團隊 programs that are running in the background and select 結束任務.

3. 然後，點擊 Windows鍵 和類型 % appdata% 微軟團隊 在搜索欄中。

4。 點擊 已提交 如圖所示。

5.現在，選擇 all the files and folders within the folder and select the 刪除 選項。

6. 重新啟動 您的 Windows 10 電腦。

Method 4: Disable Other Additional Devices

If you are using an external webcam or two or more cameras, your default camera might interfere with them. To fix the problem, disable all other additional devices as instructed below.

1。 類型 “設備管理器” ，在 Windows 10 搜尋選單 並打開它。

2. 現在，雙擊 相機 擴大它。

3. 然後，右鍵單擊 camera device (惠普 TrueVision 高清, for example) and select the 禁用設備 如圖所示。

注意： Ensure you select a camera that you are not currently using in Teams.

4. 點選確認提示 是.

5. Follow these steps for all other additional devices and check if you have resolved Teams video call not working issue.

注意： Make sure you re-enable the default camera adapter again after fixing the issue.

相關閱讀： 如何啟用或停用 Microsoft Teams Push to Talk

Method 5: Allow Camera Permissions for Browsers

If you are using the browsing version of Teams, check if you have appropriate permissions for camera access. If not, you cannot access the camera for any browser-related applications, or you will be prompted for the same. Here are a few instructions to allow camera permissions for browsers. Google Chrome is taken as an example.

1。 按 Windows 鍵。 類型 谷歌瀏覽器 並啟動它。

2。 點擊 三點狀圖標 並選擇 設定 選項。

3.現在，選擇 安全和隱私 in the left pane and choose 網站設置 從主頁。

4. Scroll down the main screen and select the 相機 選項下 權限 菜單如圖所示。

5. 在這裡，選擇 網站可能會要求使用您的相機 option and make sure 小組 is not added in Not allowed to use your camera 名單。

6. Relaunch your 瀏覽器 and check if you have fixed the Teams video not working issue.

方法 6：更新 Windows

If you are using an outdated version of Windows 10 PC, then you may face common hardware problems in it, especially for cameras. Fortunately, you can update your Operating System with these simple steps.

1。 按 Windows + I鍵 一起開 設定 在你的電腦上

2.現在，選擇 更新與安全.

3。 選擇 檢查更新 從右側面板。

4A. If your system is outdated, click 立即安裝 下載並安裝最新版本。

4B。如果您的系統已經是最新的，那麼它會顯示 你是最新的 信息。

相關閱讀： Microsoft Teams 錄音儲存在哪裡？

方法7：停用防火牆（不建議）

If the security suite of Windows Defender Firewall is blocking the camera access of Microsoft Teams, here are a few options to deal with the issue.

選項 I：將團隊列入防火牆白名單

1.點擊 Windows鍵 和類型 Windows Defender 防火牆。 Open the best results.

2. 在彈出的視窗中，按一下 允許通過Windows Defender防火牆使用應用程序或功能.

3.然後，單擊 更改設置。最後，檢查 微軟團隊 允許通過防火牆。

注意： 您可以使用 允許另一個應用程式... to browse your program if your desired application or program does not exist in the list.

4。 最後，點擊 OK 保存更改。

選項二：暫時停用防火牆

注意： If you disable the Firewall, it makes your computer more vulnerable to malware or virus attacks. Hence, if you choose to do so, make sure to enable it soon after fixing the issue.

1。 按 Windows 鍵。 類型 控制面板 並打開它。

2。 組 通過查看 as 類別 並選擇 系統和安全.

3。 現在，點擊 Windows Defender Firewall, 如此處所示。

4。 選擇 打開或關閉Windows Defender防火牆 左側菜單中的選項。

5. Now, check the boxes next to the 關閉 Windows Defender 防火牆（不推薦） 此畫面上任何可用的選項。

6。 點擊 OK 和 重新啟動 您的電腦.

方法二：禁用VPN

Virtual Private Networks are used to prevent data stealing from a private network, and it is used as a gateway between the client and the server. Sometimes, using VPN servers might cause issues in online video conferencing applications. We recommend you disable the VPN client as instructed below.

1.點擊 Windows鍵 和類型 VPN設定 在搜索欄中。

2。 在裡面 設定 window, disconnect the active VPN 服務。

3. 關閉 VPN選項 下 高級選項.

相關閱讀： 修復 Microsoft Teams 不斷重新啟動的問題

Method 9: Reinstall Camera Drivers

The old and incompatible camera drivers you use will often lead to Microsoft Teams video call not working issue. To remain on the safer side, always ensure you use an updated version of drivers. Here are a few instructions to reinstall camera drivers.

1。 啟動 “設備管理器” using the steps mentioned above and expand the 相機 通過雙擊它。

2. 現在，右鍵單擊 司機 並選擇 卸載設備.

3。 點擊 卸載 在提示中。

4. Now, visit the manufacturer’s website (e.g. 聯想).

5. 發現 和 下載 與您 PC 上的 Windows 版本相對應的驅動程式。

6. 下載後，雙擊 下載的文件 並按照屏幕上的說明進行安裝。

Method 10: Use Browser Version of Teams

If you have not attained any fix for this Microsoft Teams video call not working issue in the desktop version of Teams, then you can try a browser of Teams. This is an alternative to the issue and makes sure you have enabled access to media services enabled in your Windows 10 PC.

• If you are using the browsing version of Teams, check if you have appropriate permissions for camera access as done in 方法5.
• If not, you cannot access the camera for any browser-related applications, or you will be prompted for the same.

相關閱讀： 如何將 Microsoft Teams 狀態設定為始終可用

Method 11: Contact Microsoft Teams Technical Support

Still, if you cannot access Teams in both desktop and web versions of Teams, then take the last chance to submit a query on the official Microsoft support page.

1。 轉到 微軟支援頁面.

2A. You can use the 獲取幫助應用 in your Windows 10 system to submit your query. For this, click on the Open Get Help app button and confirm the prompt by clicking on the 打開獲取幫助 按鈕。

2B. Also, you could use the 瀏覽器版本 to submit your problem. To do so, click on the 得到支持 鏈接。

3. 現在，輸入 你的問題 ，在 Tell us your problem so we can get you the right help and support 現場和命中 Enter.

4. Then, answer the questions according to your convenience, and finally, you would have resolved the Microsoft Teams video call not working issue.

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我們希望本指南對您有所幫助並且您可以修復 Microsoft Teams video call not working. Feel free to reach out to us with your queries and suggestions. Keep visiting our page for more cool tips & tricks, and leave your comments below. Let us know what you want to learn next.