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Bookmark or Share- Ports required for Microsoft TeamsFrom public official document, UDP port 3481 and TCP port 443 both are needed for service connections, media flows of Teams meeting and conferencing (including live events). In general, UDP ports are often used for media transmit: Prepare your organization's network for Microsoft Teams -- Network requirements
- No COM ports in Windows 11? - Microsoft CommunityHello, thank you for your reply! To add a COM Port, you can launch Device Manager, highlight your Computer Name at the top of the list, select Action menu and Add legacy hardware. Follow the wizard to Install the hardware that I manually select from a list, choose Ports (COM & LPT), Standard and Communications Port.
- Ports and com not showing up in Device manager even after veiw show ...If that section still does not show up: Click Action - Add legacy hardware. Click Next. Check 'Install the hardware that I manually select from a list' (Advanced) and click Next. Select Ports (COM & LPT) from the given list and click Next. Choose Standard port types option or the manufacturer for the ports; then, click Next.
- Changing the Port settings for Serial-USB. - Microsoft CommunityOpen Device manager (right click on start button and then on Device manager). Then expand port (COMS & LPT). Then right click on Prolific USB-to Serial Comm Port and then on properties. Go to port settings and click on Advanced. You will be able to make the changes on this screen. Hope this helps.
- Unable to find USB Serial Port (Ports COM & LPT) in Device Manager ...2-Connect the USB Serial Port. 3-Click to expand the Other Devices, then check if it is recognized as an unknown device, or click on "Universal Serial Bus Controller" and check if it is recognized. 4-Right-click on the USB Serial Port or unknown device and select Update driver. 5-Click on the option "Browse my computer for drivers".
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