Frequently Qusetion and Answer
Question: HDMI ports are not working
Answer: Please doing some tests first and check if it will help.
1. Please confirm whether the type-c port on the laptop is a
fully-functional port. (whether the type-c port supports video output).
If it doesn’t support video output, then the HDMI port won't work.
2. If it is a fully-functional port, please connect the Hub with your
laptop, and check whether the HUB indicator is on, please try to connect
the wire power with the PD port, plug and unplug the HUB and reboot the
laptop, if the indicator is not on, the HUB is defective.
3. Please check if the HDMI cable is defective, try another HDMI cable.
4. Please confirm whether the connected monitor supports HDMI input (all-in-one computers and laptops do not support that).
5. Please make sure the battery of the laptop (projection equipment) is
greater than 50% or connect the wire power with the PD port to supply
enough power.
6. Signal source :
Check whether the monitor connected with is a television, try to set the
television to HDMI mode, and then plug in the HDMI cable. Or plug in
the HDMI cable first and then select the signal source one by one
(HDMI1/HDMI2/HDMI3) until the display works. If the monitor is really
old and it needs to detect the signal source manually, please set it by
clicking " System-Display-Multi-monitor Settings".
7. If the resolution of the monitor is lower than the laptop, it might
cause a problem with the display, Please try to lower the resolution of
the laptop and plug in the HDMI cable again.