✳ CODEC COMPATIBILITY
Instagram Stories H.264 / AVC in MOV (QuickTime)
instagram-stories accepts H.264 / AVC in MOV (QuickTime); not the default but a documented supported option.
Medium quality risk · MOV accepted; Stories may compress aggressively.
default export from iPhone / Final Cut Pro. Default iPhone export uploads; Stories re-encodes.
ISO/IEC 14496-12 (ISO Base Media File Format) (verified 2026-09-18) · Instagram Stories video specifications (verified 2026-09-18)
Frequently asked
Does Instagram Stories support H.264 / AVC in MOV (QuickTime)?
instagram-stories accepts H.264 / AVC in MOV (QuickTime); not the default but a documented supported option. Koldflux's compatibility engine reaches this verdict from sourced platform documentation.
Should I convert H.264 / AVC in MOV (QuickTime) for Instagram Stories?
No conversion is required: this combination is already within Instagram Stories's accepted profile.
Will Instagram Stories re-encode my file?
MOV accepted; Stories may compress aggressively.