Part 1: AVCHD MTS Conversion Suggestion For Xiaomi 13 Ultra (on Windows)
Part 2: AVCHD MTS Conversion Suggestion For Xiaomi 13 Ultra (on macOS)

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To convert .mts video files for Xiaomi 13 Ultra playback on Windows, do as below:

Download and install Video Converter on your Windows computer.

Step 1: Import your video files
Click “Add File” to load your video files that you want to convert into this program.

Step 2: Select output format for Xiaomi 13 Ultra
Click “Profile” to select “Xiaomi” > “The corresponding Profile of your Xiaomi phone “ as output format. This format profile will ensure a good performance while playing with Xiaomi 13 Ultra.

If you can’t find a suitable profile for Xiaomi 13 Ultra, you can also select it directly, as shown in the following figure.

Tips:
If necessary, you can click “Settings” button to modify video and audio parameters like encoder, resolution, frame rate, bitrate, aspect ratio, sample rate, and audio channels.

Similarly, if you don’t find a suitable profile, you can also set it directly for the general profile, as shown in the figure below

Step 3: Click “Convert” to start.

As soon as the conversion is complete, click “Open Folder” to get the generated MP4 files that are suitable for playing on your Xiaomi 13 Ultra. No audio lost issues will occur any more.

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To convert .mts video files for Xiaomi 13 Ultra playback on Mac, do as below:

Download and install Video Converter on your Mac computer.

Step 1: Import your video files
Click “Add File” to load your video files that you want to convert into this program.

Step 2: Select output format for Xiaomi 13 Ultra
Click “Profile” to select “Xiaomi” > “The corresponding Profile of your Xiaomi phone “ as output format. This format profile will ensure a good performance while playing with Xiaomi 13 Ultra.

If you can’t find a suitable profile for Xiaomi 13 Ultra, you can also select it directly, as shown in the following figure.

Tips:
If necessary, you can click “Settings” button to modify video and audio parameters like encoder, resolution, frame rate, bitrate, aspect ratio, sample rate, and audio channels.

Similarly, if you don’t find a suitable profile, you can also set it directly for the general profile, as shown in the figure below

Step 3: Click “Convert” to start.

As soon as the conversion is complete, click “Open Folder” to get the generated MP4 files that are suitable for playing on your Xiaomi 13 Ultra. No audio lost issues will occur again.