WARRKY 20 USB to HDMI Adapter User Guide

WARRKY 20 USB to HDMI Adapter

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You will get friendly and efficient response within 24 hours.
support@warrky.com

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Specification

• Source Interface: USB Type-C Male
• Display Interface: HDMI 2.0 Female
• Resolution Support: 4K@60Hz / 1440P@144Hz / 1080P@240Hz and backward (HDMI 2.0 port or above is needed to reach maximum resolution and refresh rate)

Troubleshoot Your Connection

1. Make sure your USB-C source device supports video output over USB-C port.
2. Connect your source device directly to your display device. (‘Not via a dock/hub/kvm)
3. Switch to the correct HDMI channel manually.
4. Try another USB-C/HDMI port on your devices.
5. Try with another HDMI cable to rule out potential HDMI cable problems.
6. If available, try on another source/display device.
7. If it works, there is an issue with your original device.
8. Update the following firmware on your USB-C source device:
9. Operation system on phone
10. Graphics driver/BIOS/UEFI on computer
11. Reboot your devices and reconnect the cable again.

Notice

1. Only work with USB-C devices that support video output over USB-C port.
2. Only support one-way video transmission:
3. USB-C source device ➔ HDMI display device
4. Apple M1 devices released in 2020 and M2 MacBook Air only supports one external display.
5. Apple M1 Mac mini supports two external displays, but needs to connect one display via USB-C port and the other one via HDMI port.
6. Cannot use for charging or file transfer.

FAQs

Fix Resolution or Refresh Rate

• Make sure your source device and display device support the resolution and refresh rate you want.
• To reach 4K@60Hz/1440P@144Hz/1080P@240Hz, make sure to plug the HDMI 2.0 or above cable into the HDMI 2.0 or above port .
• Adjust the resolution/refresh rate in the Display setting.
  • In the Control Panel window➔ System➔ Display-+ Click the Resolution drop-down box -+ Select the resolution you want -+ Apply
  • In the Display window -+ Advanced display settings -+ select the rate you want -+ Apply

Intermittent Signals or Stop Working

• Clean the cable/device interfaces with an insulated pad.
  • Dust accumulation may lead to poor connection.
• Make sure all connections are tightened.
• Contact WARRKY for a technical help or warranty claim.

Not Working with Dock

• Make sure your dock is working properly and supports video output over USB-C port.
• Make sure your computer supports video output over USB-C.

No Audio

In the Control Panel window ➔ Sound ➔ Select the output device you want ➔ Apply

Incompatible Devices (Partial List)

Cellphone

iPhone (Lightning Port), Samsung Galaxy Flip series, Samsung Galaxy A series (except for Galaxy A90). Samsung J series. Samsung M series, Oppo Reno, Honor, Xiaomi, Redmi, Poca

Tablet
Amazon Fire Tablet, Amazon Kindle, Galaxy Tab A series, iPad (Lightning Port), Huawei Mediapad series

Other
Nintendo Switch, Automobile, Camera, GoPro, Portable Monitor

Customer Support

1. More questions, welcome to contact us.

2. support@warrky.com

3. “Ask a question” on Amazon seller page.

4. www.warrky.com >» SUPPORT

5. Check ‘Your Account’ – ‘Orders’ then click on ‘Contact seller’ button next to the order.
   You will get fast and friendly support within 18hrs even during weekends and holidays.

6. Activate lifetime unconditional warranty via www.warrky.com >» WARRANTY

7. For any suggestions or collaboration proposals, welcome to leave your ideas via offical@warrky.com.

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