How do I test whether the Xiaomi Xiaomi 14 Ultra supports HDMI output?

Install the USB-C to HDMI app and run the compatibility checker, or plug in a known-good cable to a TV. If the TV stays on No Signal while the phone charges, the port has no video output.

Why is the Xiaomi Xiaomi 14 Ultra listed as unconfirmed?

The manufacturer does not document DisplayPort Alt Mode for this model and owner reports conflict, often because regional variants differ.

What can I do if the Xiaomi Xiaomi 14 Ultra has no wired output?

Use the Browser Cast mode in the app over Wi-Fi, or a Chromecast or smart TV casting.

Does the Xiaomi Xiaomi 14 Ultra support USB-C to HDMI?

Unconfirmed. Test before you buy a cable.

Xiaomi does not document wired video output for the Xiaomi Xiaomi 14 Ultra, and owners report different results. Use the in-app checker before spending money on a cable.

Owner reports conflict. Treat this as untested.

Not documented by Xiaomi. Reports are mixed. Test with the in-app checker.

Specs that matter

Wired video output (DP Alt Mode): Unconfirmed
USB port: USB 3.2 Gen 1
Max wired output: None
Desktop mode: None
Released: 2024
Data source: unconfirmed

How to test the Xiaomi Xiaomi 14 Ultra in 30 seconds

Install the USB-C to HDMI app and open the compatibility checker. It reads the port's capabilities without a cable.
If you already own a cable, connect a TV and watch for a picture within 10 seconds. Charging with No Signal means no video output.
Check the regional model number. Chinese and global variants of the same phone sometimes differ.

Frequently asked questions

How do I test whether the Xiaomi Xiaomi 14 Ultra supports HDMI output?: Install the USB-C to HDMI app and run the compatibility checker, or plug in a known-good cable to a TV. If the TV stays on No Signal while the phone charges, the port has no video output.
Why is the Xiaomi Xiaomi 14 Ultra listed as unconfirmed?: The manufacturer does not document DisplayPort Alt Mode for this model and owner reports conflict, often because regional variants differ.
What can I do if the Xiaomi Xiaomi 14 Ultra has no wired output?: Use the Browser Cast mode in the app over Wi-Fi, or a Chromecast or smart TV casting.