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Design Recommendations File Type: jpg, png, or gif File Size: 5 MB Image Ratio: 1.91:1 (horizontal, desktop and mobile) 1:1 (square, desktop and mobile) 1:1.91 (vertical, mobile only)

Text Recommendations Ad name (optional): 255 characters Headline: 70 characters Introductory text: 150 characters Description (LinkedIn Audience Network (LAN) only): 70 characters. Only required if using LinkedIn Audience Network (LAN).

Technical Requirements File Type: jpg, png, or gif File Size: 5 MB Horizontal / Landscape: Minimum: 640 x 360 pixels Maximum: 7680 x 4320 pixels Recommended: 1.91:1 – 1200 x 628 pixels Square: Minimum: 360 x 360 pixels Maximum: 4320 x 4320 pixels Recommended: 1:1 – 1200 x 1200 pixels Vertical: Minimum: 360 x 640 pixels Maximum: 2430 x 4320 pixels Recommended: 1:1.91 – 628 x 1200 pixels 2:3 – 600 x 900 pixels 4:5 – 720 x 900 pixels

Call To Action Options Apply Download View Quote Learn More Sign Up Subscribe Register Join Attend Request Demo

URL Requirements Landing page URL: Required URL prefix: http:// or https:// URL characters: 2000 characters for destination field URL

Design Recommendations Video File Type: MP4 Video Sound Format: AAC or MPEG4 Recommended frame rate: 30 frames per second Custom Thumbnail: Optional but recommended Ratio: 4:5 (vertical, 0.8) 9:16 (vertical; 0.57) 16:9 (landscape; 1.78) 1:1 (square; 1.0)

Text Recommendations Ad name (optional): 255 characters Headline: 70 characters. Maximum of 200 characters Introductory text: 150 characters. Maximum of 600 characters

Technical Requirements Video File Size: 75 KB (min) – 200 MB (max) Video Duration: 3 seconds – 30 minutes Video Captions: Optional Video Sound Rate: Less than 64 KHz Minimum width: 360 pixels Maximum width: 1920 pixels Minimum height: 360 pixels Maximum height: 1920 pixels Minimum aspect ratio: 9:16 (0.563) Maximum aspect ratio: 16:9 (1.778)

Call To Action Options Apply Download View Quote Learn More Sign Up Subscribe Register Join Attend Request Demo

Recommended Dimensions Vertical (4:5): Min 360 x 450 pixels Max 1080 x 1350 pixels Vertical (9:16): Min 360 x 640 pixels Max 1080 x 1920 pixels Landscape (16:9): Min 640 x 360 pixels Max 1920 x 1080 pixels Square (1:1): Min 360 x 360 pixels Max 1920 x 1920 pixels Aspect ratio tolerance: 5% Video Thumbnail File Format: JPG or PNG Video Thumbnail Max File Size: 2 MB Video Thumbnail Aspect Ratio & Resolution: Match video

URL Requirements Landing page URL: Required URL prefix: http:// or https:// URL characters: 2000 characters for destination field URL

Design Recommendations File Type: JPG or PNG Ratio: 1:1 Recommended Resolution: at least 1080 x 1080 pixels

Text Recommendations Ad name (optional): 255 characters Card headline: 45 characters Introductory text: 255 characters

Technical Requirements Number of carousel cards: 2-10 Maximum File Size: 10 MB

URL Requirements Landing page URL: Required URL prefix: http:// or https:// URL characters: 2000 characters for destination field URL

Design Recommendations Image Ratio: 4:1 (image will be pulled from the Event page)

Text Recommendations Event name (optional): 255 characters Introductory text: 600 characters

URL Requirements Event URL: Required, LinkedIn Event page URLs only URL prefix: http:// or https:// URL characters: 2000 characters for destination field URL

Design Recommendations File type: PDF, DOC, DOCX, PPT, PPTX File size: 100 MB Aspect Ratio: Vertical, Horizontal, Square Number of pages: under 10 pages (300 pages maximum or 1 MM words) Use any of the standard PDF layouts:

Ad Text Recommendations Ad name (optional): 255 characters Headline: 70 characters Introductory text: 150 characters

Technical Requirements PDFs with multiple layers must be flattened or merged. PDFs with multiple sized pages must be fit to the same page size. Please ensure that your document has secure hyperlinks.

Text Recommendations You cannot add any headline or introductory text; edits to the post must come from the original author of the post.

URL Requirements There are no URLs added to Thought Leader Ads. Employees can include URLs in their organic post and the URL would remain hyperlinked when the post is sponsored.

Call To Action Options There are no call to action buttons for Thought Leader Ads.

Design Recommendations Single Image Ad File Type: JPG, PNG, or GIF Single Image Ad File Size: 5 MB Recommended Single Image Ad: 7680 x 4320 pixels (maximum) Images less than 401 pixels wide display as a thumbnail image. Conversation Ad Image Type (optional): JPG or PNG Conversation Ad Image Size (optional): 5 MB Recommended Conversation Ad Image: 250 x 250 pixel (maximum) Conversation Ad Banner Creative Type (optional): JPG or PNG Conversation Ad Banner Creative Size (optional): 2 MB Recommended Banner Creative: 300 x 250 pixel (maximum) This banner is not clickable for click-to-message ads

Text Recommendations Single Image Ad Name (optional): 255 characters Single Image Ad Introductory text: 600 characters (maximum) Conversation Name: 255 characters Subject: 60 characters Footer/Terms (optional): 20,000 characters Intro Message: 8,000 characters Response Message: 8,000 characters Reccomendation: Keep formating simple. While bulleting, italics, and bolding are available we recommend simplicity for a conversational space.

URL Requirements URL prefix: http:// or https:// URL characters: 2000 characters for destination field URL Special characters can cause errors, including > < # ” % { } [ ]

Design Recommendations Dimensions: General: 1920 x 1080 pixels, 1280 x 720 pixels Recommended: 1920 x 1080 pixels Aspect Ratio: 16:9 Format: MP4 Max File Size: 500MB Video Duration: Min/Max: 6 seconds – 60 seconds Recommended: 6, 15, 30, 45, or 60 seconds Audio Duration: Must match video

Technical Requirements Bit Rate: General: 12 Mbps or higher Recommended: 15 – 40 Mbps Audio: 2- channel, -23 integrated LUFS PCM (16 or 24 bit only, preferred) or AAC codec 192 Kbps minimum 48 kHz sample rate Frame rate: Frame rate (must be constant) General: 23.98, 24, 25, or 29.97, 30 fps based on native rate Recommended: 29.97 fps based on native rate Codec ID: H.264 Chroma Subsampling: General: 4:2:0 Recommended: 4:2:2