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Supported Attachments in the Content Calendar
Supported Attachments in the Content Calendar

Review the multimedia that you can attach to your posts on Publish

Rodrigo Araujo avatar
Written by Rodrigo Araujo
Updated this week

When you are curating posts on the Content Calendar, you have the ability to modify posts with unique multimedia such as photos, videos, and GIFs. You also have the option to modify your text by tagging other pages or attaching links. Overall, these attachments are a great way to boost the engagements and viewership of your social media content:

Before scheduling posts with multimedia or modified text, you will want to make sure that you are uploading media to Publish with the correct configurations in mind. In this article, we will teach you about the supported attachments for Publish and the limitations for the following platforms:

❗The limitations that you see for multimedia such as photos or videos are the same limitations you will encounter for the respective social media platforms. Mention cannot bypass limitations set by sites like Facebook or Twitter!

💡Mention Tip - Access the Content Library

If you are not ready to attach multimedia content to your posts, you can upload it to the Content Library and save it for later! The Content Library will allow you to store text, photos, videos, or GIFs within Publish. You can transfer it to a post whenever you are ready to use it.


★ Facebook

You can only connect a Facebook Business Page on Publish for social media scheduling. With Publish, you can share text, photos, videos, links, and more through the Composer.

👉 If you have not connected a Facebook Page to Mention yet, check out this article: Connect a Facebook Business Page to Mention.

Below, are the supported attachments and limitations for this platform:

Attachment

Availability

Configuration & Limitations

Text

63206 character limit

Images

Max: 10 photos

Format: .JPG and .PNG are recommended

Videos

Max: 1 video

Format: .MP4 and .MOV are recommended

Size: 5GB max

Duration: 240 mins.

GIFs

Same limitation as images.

Emojis

Account Tagging

Publish will auto-recognize business accounts when you @ mention someone.

Hashtags

Links

No link customization

💡Mention Tip - Copy Text

When generating a Facebook post in Publish, you can copy your post to another Facebook, Instagram or Twitter post. You can currently only copy text and no attachments or posts with handles (for instance, @Mention).


★ Twitter

You can connect any Twitter account to Publish for social media scheduling. With a Twitter connection, you can publish text, images, videos, and more.

👉 If you have not connected a Twitter account to Mention, please check out this article: Connect a Twitter account to Mention.

Below, are the supported attachments and limitations for this platform:

Attachment

Availability

Configuration & Limitations

Text

280 character limitation.

Images

Max: 4 photos.

Format: .JPG and .PNG

Size: 5MB Max

Dimensions: 1024x512 max

Videos

Max: 1 video

Format: .MP4 and .MOV are recommended

Size: 512MB Max

Duration: 1min 20s max

Dimensions: Between 32x32 and 1280x1024

GIFs

Same limitation as images.

Emojis

Account Tagging

Publish will auto-recognize accounts when you @ mention someone.

Hashtags

Links

No link customization.

❗Limitation - Twitter Threads:

You cannot schedule Twitter threads for your tweets. On Publish, only original tweets can be curated and you cannot followup your tweets with comments or replies into a thread format.

💡 Mention Tip - Copy Text

When generating a tweet, you can copy the content of your tweet to another Facebook, Instagram or Twitter post. You can currently only copy text and no attachments or posts with handles.


★ Instagram

You can only connect an Instagram Business Account for social media scheduling. With Publish, you can share photos, carousels, reels, and stories.

👉 If you have not connected an Instagram account to Mention, please check out this article: Connect an Instagram Business account to Mention.

Below, are the supported attachments and limitations for this platform:

Attachment

Availability

Configuration & Limitations

Text

2200 characters

Images

Max: 10 images

Format: .JPG and .PNG are recommended

Size: 8MB Max

Dimensions: 4:5 to 1.91:1

Videos

Max: 10 videos

Format: .MP4 and .MOV

Size: 100MB Max

Duration: 60s Max

Reels

Max: 1 reel

Format: .MP4 or .MOV

Size: 1GB Max

Duration: 15mins max

Carousels

Max: 10 images or videos

Instagram Stories

Image Specs:

- Format: JPEG

- File Size: 8MB Max

- Aspect Ratio: 9:16 is recommended

Video Specs:

- Format: MOV or MP4

- File Size: 100MB Max

- Duration: 3 - 60 seconds

GIFs

Not available on IG app

Emojis

Account Tagging

You can tag an account with the @ mention and it will be recognized on Instagram (not on Mention)

Hashtags

Links

Not available on IG app

❗Limitations:

  • You can only publish 25 stories per day on Publish.

  • Publish does not support shopping tags, branded content tags, or image editing.

  • Reels cannot appear in album carousels.

  • All Reels will be published with original audio. Audio naming is not supported.

  • You cannot modify the Reel cover photo at this time.

💡Mention Tip - Copy Text

When generating a post in Instagram, you can copy the content to another Facebook, Instagram or Twitter post. You can currently only copy text and no attachments or posts with handles.


★ LinkedIn

You can only connect a LinkedIn Company Page to Publish for social media scheduling.

Below, are the supported attachments and limitations for this platform:

Attachment

Availability

Configuration & Limitations

Text

700 characters

Images

Max: 9 images

Format: .JPG and .PNG

Size: 8MB Max

Videos

Max: 10 videos

Format: .MP4 and .MOV are recommended

Size: 75KB to 5GB

Duration: 3s to 15 mins

GIFs

Same limitation as images.

Emojis

Account Tagging

You must paste the URL of the account to your composer. More info here.

Hashtags

Links

No link customization.

PDFs

Size: 100MB Max

Page Limit: 300 pages


Thank you! If you have any specific questions regarding supported attachments or limitations for the Content Calendar, please contact [email protected].

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