Facebook Specific Validation
max image size: 4MB
total attachments: 4
file type: jpg/jpeg, png
image width and height:
less than 30,000 pixels
total pixels:
less than 80,000,000 total pixels
Instagram Specific Validation
max image size: 8MB
total attachments: 1
type: jpeg/jpg only
image ratio:
less than or equal to 4/5
greater than or equal to 1/1.91
Video Validation
All Channels: file type: mp4 only
Facebook specific:
file size: 100mb
Instagram specific:
aspect ratio: less than 4/5, greater than 16/9
duration: greater than 3 seconds, less than 1 minute
file size: 100mb
GIF Validations
For all GIFS, only 1 attached GIF is allowed, no additional GIFS
Facebook:
subject to same rules as videos
Instagram
GIF posts are not allowed