LinkedIn Paid Ad Specs: Complete Size & Format Guide

Cracking the Code: The Definitive Guide to LinkedIn Paid Ad Specs

Running a B2B marketing campaign on LinkedIn without mastering its ad specifications is a fast track to wasted budget. Unlike consumer-heavy platforms where creative can easily flex across placements, LinkedIn’s professional ecosystem demands strict adherence to formatting rules. A single pixel error can result in awkward cropping, blurry text, or worse—Campaign Manager rejecting your creative entirely before it ever reaches a decision-maker.