2019年1月5日 · Hi Thomas, Thank you for writing to Microsoft Community Forums. We understand your concern. However, serial bus controller in Device Manager contains USB devices and USB port numbers and it seems COM Ports devices might be hidden, so please follow the steps mentioned below and check if you can see the Com Ports. Open Device Manager.

2024年11月14日 · I understand that you are experiencing the “Unknown USB Device (Device Descriptor Request Failed)” issue on Windows, here are some troubleshooting options: Method 1: Check the hardware connection Try plugging the device into a different USB port, especially the direct-connect port on the motherboard, to troubleshoot the port.

2015年8月16日 · I AM TRYING TO CONNECT MY BAOFENG USB ADAPTER TO MY COMPUTER TO PROGRAM MY HAM RADIO, YET WITH WINDOWS 10 I GET THE ABOVE …

2013年5月16日 · Windows has stopped this device because it has reported problems. (Code 43) Driver Version 6.2.9200.16384 Location Port_#0002.Hub_#0004 Universal Serial Bus controllers (Standard USB Host Controller)

2021年4月29日 · Though when i hook a device in, it only goes at usb 2 speeds and says that the port does not support it but another companion port does, though there are only 4 ports and all 4 of the ones that do support usb 3, cannot be accessed as there are no ports there. I can clarify anything said here since im kinda confused what to say.

2022年10月4日 · 很高兴听到这个问题已经解决。 可以正常使用1-2天，看下是否完全恢复正常。 此问题将在48小时内保持开放，超时我将无法再收到回复提醒。 社区重视你的反馈。点击下方''是''或''否''按钮，可以标记此回复是否有帮助。遇到相似问题的社区成员可以参考。 非常感谢为社区做 …

2015年8月12日 · I upgraded to Windows 10. Now when I try and communicate with a device at work, via a USB com port, the system does not recognize any serial, or communications port. In device manager there are no com

2024年6月29日 · 在我插入usb3.0接口后不会切换到3.0的接口，会识别为usb2.1如图所示，port13是port5的Companion Port，而我在插入usb3.0的设备后并未切换至Companion Port ，而是识别为usb2.1，我插入的设备是meta quest2，在使用其他设备测试后，无论哪个接口都无法切换至3.0我的电脑是七彩虹x15 at23

2024年1月7日 · Which actual ports do I need cause that’s a long list Port 88 (UDP) Port 3074 (UDP and TCP) Port 53 (UDP and TCP) Port 80 (TCP) Port 500 (UDP) Port 3544 (UDP) Port 4500 (UDP) I did open every single one and still that was through fire wall did I get a line wrong

2024年12月14日 · I just purchased a new Dell Windows 11 Home tower, and was able to add gmail without difficulty. However, when I click on "add account" and properly all typically requested data such as email address,