Set the HDMI version when connecting a digital STB to the HUAWEI Vision
Applicable system:
HarmonyOS 2.0
Applicable products：
Applicable system:
| Set the HDMI version when connecting a digital STB to the HUAWEI Vision |
Perform the following steps:
1. Connect one end of the HDMI cable to the digital STB and the other end to the HDMI port of the HUAWEI Vision.
HDMI2 supports HDMI ARC and is usually used to connect to speakers. It is recommended that you connect the STB via HDMI1 or HDMI3.
2. On the HUAWEI Vision Input source screen, click Change and select the corresponding input source.
3. Select a video window and press OK on the remote control to play the video in full screen mode.
4. On the video playback screen, press the Menu button 
on the remote control, click HDMI version, and set the parameters as prompted.
Thanks for your feedback.