Sometimes, your HDMI port may be working but no audio or video signal. Then you have to check through the Device Manager, whether that particular device is being displayed or not. For example, if audio is not coming, then using the Sound item of Control Panel, you can check it. In the Playback tab, you can see the HDMI output device if port is ok.
USB port may stop working after you remove or insert a USB Check the USB device to see whether it is working. If the USB port recognizes the device and if you can use the device, you are finished. If this method fixed the problem, you are finished. If this method did not fix the problem, go to the "Workaround" section. Solved: USB Ports not working - Dell Community USB support is built into the chipset driver and Windows. You can try reloading the chipset driver for your system first - if that doesn't work, then take the system back to its factory install - and if that doesn't work, you know you've a hardware problem and will need a system board. Chipset driver is here: www.dell.com//inspiron-14 Solved: HDMI Ports Not working - Samsung Community - 915958
Solved: XPS 17 USB C Ports not working with Samsung SSD
Fix: Lenovo Yoga 3 Pro Usb Ports Not Working - Appuals.com Fix: Lenovo Yoga 3 Pro Usb Ports Not Working If the issue is with your Computer or a Laptop you should try using Restoro which can scan the repositories and replace corrupt and missing files. This works in most cases, where the issue is originated due to a system corruption. networking - Docker ports are not exposed - Stack Overflow Expose isn't needed to publish a port or to connect container to container over a shared docker network. It's metadata for publishing all ports with -P and inspecting the image/container. So: Running with the --expose 1337 flag. Not exactly: you need to docker run it with -p 1337:1337. You need either: build an image with the EXPOSE directive
How to Resolve USB Ports Not Working Error in Windows 10?
If the USB ports are still not working after attempting all of the solutions above, then that is an indication of just one thing. That the problem is being caused by a hardware problem. This could be the power supply, not providing another power to the ports, it could be a physical problem, with the USB port, being physically damaged. Top 3 Fixes for Solving USB 3.0 Ports Not Working Issue Apr 09, 2020 If Your USB Port Not Working, These Solutions Are Available