Symptoms

'Your video isn't working' error message seen during Teams video call Owners of certain Latitude and Precision laptops may experience an issue while using the Microsoft Teams conferencing application. An error message is displayed under the following circumstances: Your video isn't working Try unplugging your camera and plugging it back in. While the Teams call is running, you have disabled the camera using the Camera button in the Teams menu.While the Teams call is still running, you have re-enabled the camera using the Camera button in the Teams menu.The Video in the Teams call stops responding.The error message is displayed. Affected Products: Latitude 7340, 7440, and 7640 laptopsLatitude 7230 Rugged Extreme TabletLatitude 9440 2-in-1 LaptopPrecision 5480 and 5680 Mobile Workstations

Cause

The Engineering team has identified a problem with the camera driver.

Resolution

The Intel 2D Imaging/MCU/Visual Sensing Controller Driver for Camera resolves this issue. Use the following table to check availability and version number to resolve this issue for each affected model: (See Table.1) Table.1: Driver Version and AvailabilityImpacted PlatformCamera Driver Version NumberCamera Firmware Version NumberScheduled ReleaseLatitude 7230 Rugged Extreme Tablet73.22000.1.12N/AJuly 20, 2023Latitude 734073.22000.3.29, A052.2.0.2067September 13, 2023Latitude 744073.22000.1.12, A042.2.0.2067July 12, 2023Latitude 764073.22000.1.12, A042.2.0.2067July 12, 2023Latitude 9440 2-in-173.22000.1.20, A042.2.0.2067July 12, 2023Precision 548073.22000.1.1210.0.0.1297September 13, 2023Precision 568073.22000.1.16, A022.2.0.2067July 12, 2023 Update to the latest revision available using the following steps: Note: You must have administrator rights on the laptop with the issue to make any operating system changes or update any software. Warning: Downloading and installing Dell-developed drivers or software from third-party or unknown sources can cause the laptop or device not to work correctly. It can cause the laptop to crash or not boot into the operating system. In some rare instances, it can infect the laptop with viruses, trojans, or other malicious software. Note: Drivers for third-party or non-Dell products must be downloaded from the device manufacturer's website. (For example: Products such as non-Dell branded printers, docking stations, webcams, scanners, monitors, and so on.) Browse to: https://www.dell.com/support/drivers Identify your Dell laptop. For more information, see the Dell knowledge base article: Dell SupportAssist (formerly Dell System Detect): Overview and Common Questions Enter the Service Tag of your laptop and click Search. Or click Browse all products and select your Dell laptop from the catalog. Select the Operating System that is installed on your Dell laptop. Under Category, select Camera. Locate the latest Intel 2D Imaging/MCU/Visual Sensing Controller driver for camera. (Latest version from Table.1) Click Download and save the file to your laptop. Open File Explorer and browse to the download folder where the downloaded file is saved. Double-click the downloaded camera setup file and follow the on-screen instructions to complete the installation process.

Support Cases