Does Threads support MOV files?
Apple's QuickTime container - the default export from iPhone camera rolls and Final Cut Pro
Current MOV upload support on Threads has not been reverified.
The Threads publishing reference could not be checked in this review. Sharing an account system with Instagram is not evidence of identical file acceptance. Check the Threads composer or its own publishing requirements; convert a copy to H.264 MP4 if your MOV is rejected.
Convert MOV to MP4 →Source: Threads publishing documentation. Threads publishing reference; current specifications not reverified. Source verification pending.
Frequently asked
Does Threads support MOV?
Current MOV upload support on Threads has not been reverified. The Threads publishing reference could not be checked in this review. Sharing an account system with Instagram is not evidence of identical file acceptance. Check the Threads composer or its own publishing requirements; convert a copy to H.264 MP4 if your MOV is rejected.
What format should I convert MOV to for Threads?
MP4 - a widely supported video container; acceptance also depends on the video and audio codecs inside it. Converting MOV to MP4 runs entirely in your browser with the converter linked below.
How do I check whether my MOV file will upload cleanly to Threads?
Open the Koldflux File Doctor, drop in the file, and pick Threads. It reads the container, codec, resolution, duration and file size locally and reports pass / warn / fail against the documented Threads constraints.