LinkedIn Specs

Specs and technical requirements for all LinkedIn content formats.

Post Image: 1200 × 627 px·Post Video: 3 seconds – 10 minutes·Post: 3,000 characters
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Image Specs

Post Image

Dimensions1200 × 627 px
Aspect Ratio1.91:1
Max File Size5 MB
File FormatsJPG, PNG
NotesRecommended for link shares and updates

Article Cover

Dimensions744 × 400 px
Max File Size5 MB
File FormatsJPG, PNG

Company Logo

Dimensions300 × 300 px
Max File Size4 MB
File FormatsJPG, PNG
NotesSquare format required

Company Cover / Banner

Dimensions1128 × 191 px
Max File Size4 MB
File FormatsJPG, PNG
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Video Specs

Post Video

Max File Size5 GB
File FormatsMP4
Resolution1920 × 1080 px recommended
Max Duration3 seconds – 10 minutes
NotesH.264, AAC audio; aspect ratios 1:2.4 to 2.4:1 supported

Text & Character Limits

Post

Character Limit3,000 characters

Article Body

Character Limit110,000 characters

Article Title

Character Limit100 characters

Profile Headline

Character Limit220 characters

Profile Summary / About

Character Limit2,000 characters

Comment

Character Limit1,250 characters

Direct Message

Character Limit8,000 characters

Profile & Cover Assets

Profile Photo

Dimensions400 × 400 px recommended
Max File Size8 MB
File FormatsJPG, PNG
NotesMinimum 200×200 px; displayed as a circle

Background / Banner

Dimensions1584 × 396 px
Max File Size8 MB
File FormatsJPG, PNG

Company Logo

Dimensions300 × 300 px
Max File Size4 MB
File FormatsJPG, PNG

Company Banner

Dimensions1128 × 191 px
Max File Size4 MB
File FormatsJPG, PNG

Ad Specs

Single Image Ad

Dimensions1200 × 627 px
Max File Size5 MB
File FormatsJPG, PNG

Carousel Ad

Dimensions1080 × 1080 px per card
Notes2–10 cards per carousel; square format required

Video Ad

Max File Size200 MB
File FormatsMP4
Resolution1920 × 1080 px or 1080 × 1080 px

Ad Headline

Character Limit70 characters

Ad Intro Text

Character Limit150 characters

Ad Description

Character Limit70 characters

Sources

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