LinkedIn Image Guide: Optimal Sizes for Posts and Profile Pictures

LinkedIn has specific image requirements for professional engagement.

- **Size**: 400x400px (1:1 square) - **File size**: Under 10MB - **Recommended**: Professional headshot

- **Page Banner**: 1500x500px (3:1 ratio) - **Profile Banner**: 1500x500px (3:1 ratio) - **Professional appearance**: Essential

- **Square**: 1200x1200px (1:1) - **Landscape**: 1200x628px (1.91:1) - **Vertical**: 1200x1500px (4:5)

- **Format**: MP4, MOV, or AVI - **Aspect ratio**: 16:9, 1:1, or 9:16 - **Duration**: 3 seconds to 10 hours - **Resolution**: 720p minimum

- **Single Image**: 1200x1200px (square) - **Carousel Ads**: 1200x628px - **Video Ads**: Multiple aspect ratios supported

**Maintain professional appearance and branding consistency!**