Techkey ac1200 driver download

All you need to do is wait for the scan to complete.

2. Update driver through the system

1. Right-click the Start button, and open Device Manager.
2. Navigate to Network adapters.
3. Right-click on your external USB WI-Fi adapter and Update driver.

3. Try an alternative USB port

After thousands of plug-in and unplug cycles, your USB ports must suffer. Over time of extensive use, there’s a good chance that one of the available ports is malfunctioning.

So, make sure to try out multiple ports before you discard hardware as the possible issue instigator. USB ports are prone to malfunctions, so this is a common problem.

Luckily, every PC comes with multiple USB ports so you’ll at least have a choice. If you have appropriate tools, you can check for the power outage.

Your USB isn’t working? Don’t panic, we’ve got the right solution for you.

4. Check Power settings

1. Right-click on the Battery icon, and open Power Options.
2. Select your preferred plan and click on Change plan settings.
3. Choose the Change advanced power settings option.
4. ExpandUSB settings, and go to USB selective suspend settings.
5. Disable this option for both On battery and Plugged In alternatives.
6. Save changes and restart your PC.

A large chunk of power consumption on your PC goes to USB ports and dedicated devices you’ve plugged in.

In order to reduce the power consumption, Windows has some hidden power-related options that tend to suspend USB in order to preserve battery life.

5. Disable the turn off this device to save power option

1. Right-click the Start button, and open Device Manager.
2. Navigate toUniversal Serial Bus controllers, and expand the section.
3. Right-click on each individual USB root hub, and open Properties.
4. Click on the Power management tab.
5. Uncheck the Allow the computer to turn off this device to save power box and confirm changes.
6. You’ll need to do this for each USB hub, respectively.
7. Restart your PC.

This is a crossover of Power settings and drivers. Namely, every USB hub has it’s dedicated power settings. The idea is to disable certain USBs in order to preserve power.

However, this can affect the devices connected via USB negatively , which can affect the Wi-Fi adapter performance. Because of that, make sure to disable this option for all USB root hubs.

In case you found an alternative solution for USB Wi-Fi adapter issues in Windows 10, make sure to tell us in the comments below. We’ll be grateful for your valuable insights on the subject.

Editor’s Note: This post was originally published in August 2019 and has been since revamped and updated in October 2020 for freshness, accuracy, and comprehensiveness.