If Adobe Express says the file is "unsupported," ensure it is encoded in H.264 rather than H.265 (High Efficiency) by checking your camera's "Advanced" settings. If so, please describe what happens in the clip. Video file not supported? - Adobe Community
If you are looking to create a write-up or caption for this specific video, the content typically involves: VID-20230119-WA0186_AdobeExpress.mp4
The naming convention suggests it was originally a WhatsApp media file saved on January 19, 2023. If Adobe Express says the file is "unsupported,"
It is an MP4 file , which is a standard digital multimedia container used for storing video, audio, and subtitles. 2023. It is an MP4 file