USB2514BI-AEZG Solutions for Hub Not Working After Windows Update
Analysis of "USB2514BI-AEZG Solutions for Hub Not Working After Windows Update"
Problem OverviewThe issue involves a USB hub, specifically the USB2514BI-AEZG model, which stops working after a Windows update. The USB2514BI-AEZG is a USB 2.0 Hub Controller used to expand the number of USB devices that can be connected to a computer. Users typically encounter this issue when a recent Windows update causes the system to fail in recognizing or functioning the USB hub.
Possible Causes of the Problem Driver Compatibility Issues Cause: After a Windows update, the system may automatically install a generic USB driver or may conflict with existing drivers. The USB2514BI-AEZG may not work properly if the drivers are outdated or incompatible with the new version of Windows. Windows Update Driver Rollback Cause: Sometimes, Windows updates cause driver rollbacks or remove specific driver versions needed for the USB hub to function correctly. Power Management Settings Cause: Windows updates may alter power settings that affect USB hubs. Power-saving features such as USB selective suspend may disable the USB hub's functionality after the update. Corrupt or Incomplete Windows Update Cause: If the update installation process was interrupted or corrupted, certain system files necessary for the hub to work properly may be missing or damaged. Conflict with Other Software Cause: The update could also bring new software or settings that conflict with the operation of the USB2514BI-AEZG controller, causing the USB hub to malfunction. Step-by-Step SolutionsHere’s a guide to help you solve the problem:
1. Check Device Manager for Issues
Action: Right-click on the Start menu and select Device Manager. Look under the Universal Serial Bus controllers section. If you see any yellow warning triangles next to the USB hub, it indicates a problem. Solution: Right-click on the problematic device and select Update Driver or Uninstall Device. If uninstalled, restart the PC and let Windows reinstall the necessary drivers.2. Roll Back the Windows Update
Action: If the issue started immediately after the update, you may want to roll back the update. Steps: Open Settings > Update & Security > Windows Update > View Update History. Click on Uninstall updates. Find the most recent update and uninstall it. Solution: After uninstalling, check if the USB hub works again.3. Update the USB2514BI-AEZG Driver
Action: Manually download the latest driver for the USB2514BI-AEZG from the manufacturer’s website (Microchip or other authorized distributors). Steps: Go to Device Manager, right-click on the USB hub, and select Update Driver. Choose Browse my computer for driver software and locate the downloaded driver. Install the driver and restart your computer.4. Disable USB Selective Suspend
Action: Disable the USB selective suspend setting, which can power off USB devices to save energy, causing the hub to stop working. Steps: Open Control Panel and go to Power Options. Select your active power plan and click Change plan settings. Click Change advanced power settings. Find USB settings > USB selective suspend setting, and set it to Disabled. Solution: This prevents Windows from turning off USB devices, which can solve the issue of the hub not working.5. Perform a System Restore
Action: If all else fails, performing a system restore to a point before the update can resolve the issue. Steps: Type System Restore in the search bar and select Create a restore point. In the System Properties window, click on System Restore. Select a restore point before the update and follow the prompts to restore your system. Solution: This will undo any changes made by the update, including potential conflicts affecting the USB hub.6. Check for Windows Update Issues
Action: Sometimes updates may not install properly or may have issues with system files. Steps: Open Settings > Update & Security > Troubleshoot. Select Windows Update and run the troubleshooter. Solution: The troubleshooter will try to detect and resolve any issues related to Windows Update.7. Check Power Management Settings in Device Manager
Action: Some USB hubs stop working due to power management settings. Steps: Go to Device Manager and expand the Universal Serial Bus controllers section. Right-click on your USB hub and select Properties. Under the Power Management tab, uncheck Allow the computer to turn off this device to save power. Solution: This ensures that the USB hub always has power and avoids power-related issues. ConclusionThe USB2514BI-AEZG hub issue after a Windows update is commonly due to driver conflicts, power management settings, or an incomplete Windows update. By following the outlined steps—checking drivers, rolling back updates, updating power settings, or performing a system restore—you should be able to resolve the problem. If the issue persists, it’s recommended to contact the manufacturer for further assistance.
