Unverified50% confidenceFactExact time
Different platforms have differentiated requirements for material dimensions: Instagram prefers 1:1 or 4:5, TikTok and Reels require 9:16 full-screen vertical, YouTube pre-roll ads are typically 16:9, and Facebook requires multiple aspect ratios.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/9/2026
First Seen
Valid until: 12/8/2026
Sources
Related Entities
Related Claims
Cite This Claim
Stable URI
https://kongchang.com/claim/882617API
curl https://kongchang.com/api/v1/knowledge/claims/882617MCP
get_claim(id=882617)