Part 1: MP4 conversion suggestion for Xiaomi Redmi A2+ (on Windows)
Part 2: MP4 conversion suggestion for Xiaomi Redmi A2+ (on macOS)

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To convert MP4 video files for Xiaomi Redmi A2+ 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 Redmi A2+
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 Redmi A2+.

If you can’t find a suitable profile for Xiaomi Redmi A2+, 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 Redmi A2+. No audio lost issues will occur any more.

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To convert MP4 video files for Xiaomi Redmi A2+ 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 Redmi A2+
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 Redmi A2+.

If you can’t find a suitable profile for Xiaomi Redmi A2+, 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 Redmi A2+. No audio lost issues will occur again.