Does Instagram Feed support WebM files?
WEBM upload support for Instagram feed video or a carousel video item has not been reverified.
The current Instagram format list could not be checked in this review. We cannot claim that every app or browser version rejects WEBM. For feed video or a carousel video item, an H.264 MP4 is a practical alternative to test if this file is rejected.
Convert WebM to MP4 →Source: Instagram content publishing documentation. Publishing API reference; video posts and carousel items may differ. Source verification pending.
Frequently asked
Does Instagram Feed support WebM?
WEBM upload support for Instagram feed video or a carousel video item has not been reverified. The current Instagram format list could not be checked in this review. We cannot claim that every app or browser version rejects WEBM. For feed video or a carousel video item, an H.264 MP4 is a practical alternative to test if this file is rejected.
What format should I convert WebM to for Instagram Feed?
MP4 - a widely supported video container; acceptance also depends on the video and audio codecs inside it. Converting WebM to MP4 runs entirely in your browser with the converter linked below.
Koldflux exports every clip in the format each platform actually wants - no compatibility guesswork, no manual conversion step.
Automate this in Koldflux