Channel Message Creation Guide

Let's explore the channel message creation guide.

1. Message Content Composition Guide

1-1. Wide Image

Components	Detailed Information
① Image	File Format: JPG, JPEG, PNG Size: 800x600 (4:3 ratio) recommended / 10 MB
Video	Size: 1 GB File Format: AVI, FLV, MP4 recommended Playback Duration: At least 3 seconds
② Content	Up to 76 characters
③ Button	Up to 8 characters

1-2. Wide List

Components	Detailed Information
① Title	Up to 20 characters
② List 1 Image	File Format: JPG, JPEG, PNG Size: 800x400 (2:1 ratio) recommended / 10 MB
Video	Size: 1 GB File Format: AVI, FLV, MP4 recommended Playback Duration: At least 3 seconds
③ List 1 Promotional Text	Up to 25 characters
④ List 2 to 5 Image	File Format: JPG, JPEG, PNG Size: 800x800 (1:1 ratio) recommended / 10 MB
Video	Size: 1 GB File Format: AVI, FLV, MP4 recommended Playback Duration: At least 3 seconds
⑤ List 2 to 5 Promotional Text	Up to 30 characters
⑥ Button	Up to 8 characters

1-3. Carousel Feed

Carousel Areas 1 to 2 (Required)

Components	Detailed Information
① Promotional Image	File Format: JPG, JPEG, PNG Size: ㄴ 800x400 (2:1 ratio) recommended / 10 MB ㄴ 800x600 (4:3 ratio) recommended / 10 MB ※ Promotional images for Carousel areas 1 to 6 must have the same aspect ratio.
② Title	Up to 20 characters, links not allowed
③ Promotional Text	Up to 180 characters
④ Button 1	• Button: Up to 8 characters • Landing Type: URL, News, Coupon, Ad View, Web Embed Channel
⑤ Button 2 (Optional)	• Button: Up to 8 characters • Landing Type: URL, News, Coupon, Ad View, Business Form, Web Embed Channel

Carousel Areas 3 to 6 (Optional)

Components	Detailed Information
① Promotional Image	File Format: JPG, JPEG, PNG Size: ㄴ 800x400 (2:1 ratio) recommended / 10 MB ㄴ 800x600 (4:3 ratio) recommended / 10 MB ※ Promotional images for Carousel areas 1 to 6 must have the same aspect ratio.
② Title	Up to 20 characters, links not allowed
③ Promotional Text	Up to 180 characters
④ Button 1	• Button: Up to 8 characters • Landing Type: URL, News, Coupon, Ad View, Web Embed Channel
⑤ Button 2 (Optional)	• Button: Up to 8 characters • Landing Type: URL, News, Coupon, Ad View, Business Form, Web Embed Channel

More Area (Optional)​

Components	Detailed Information
① More (Optional)	Landing Type: URL, News, Coupon, Web Embed Channel

1-4. Carousel Commerce

Intro Area (Optional)

Components	Detailed Information
① Promotional Image	File Format: JPG, JPEG, PNG Size: ㄴ 800x400 (2:1 ratio) recommended / 10 MB ㄴ 800x800 (1:1 ratio) recommended / 10 MB ㄴ 800x600 (4:3 ratio) recommended / 10 MB
Landing (Optional)	Landing Type: URL, Talk Checkout, Talk Store, News, Coupon, Web Embed Channel
② Promotional Title	Up to 20 characters
③ Promotional Text	Up to 50 characters

Carousel Area (Required)

Components	Detailed Information
① Promotional Image	File Format: JPG, JPEG, PNG Size: ㄴ 800x400 (2:1 ratio) recommended / 10 MB ㄴ 800x800 (1:1 ratio) recommended / 10 MB ㄴ 800x600 (4:3 ratio) recommended / 10 MB
② Title	Up to 25 characters
③ Price Information	KRW/JPY: Only integers allowed (0 to 99999999) USD/EUR: Displayed up to two decimal places (truncated beyond three decimal places) Currency: KRW (₩), USD ($), JPY (￥), EUR (€)
④ Discount Price Information (Optional)	KRW/JPY: Only integers allowed (0 to 99999999) USD/EUR: Displayed up to two decimal places (truncated beyond three decimal places) Currency: KRW (₩), USD ($), JPY (￥), EUR (€) ※ Can be set below the entered price information
⑤ Discount Rate (Auto)	When both price and discount price information are entered, the discount rate is automatically calculated and applied. ※ Displayed as an integer (1% to 100%), and decimal points are truncated.
⑥ Shop	Landing Type: URL, Web Embed Channel ※ Bold (yellow) button is applied for Kakao Pay purchases and Talk Store integration if 'Share' is not selected and only the 'Shop' button is shown.
⑦ Share (Optional)	If 'Share' is enabled, the 'Share' button will appear in the 'Button 2' area across the entire carousel, excluding the intro area.

More Area (Optional)

Components	Detailed Information
① More (Optional)	Landing Type: URL, Kakao Pay Purchase, Talk Store, News, Coupon, Web Embed Channel

1-5. Basic Text

Components	Detailed Information
① Image	File Format: JPG, JPEG, PNG Size: ㄴ 800x400 (2:1 ratio) recommended / 10 MB ㄴ 800x800 (1:1 ratio) recommended / 10 MB ㄴ 800x600 (4:3 ratio) recommended / 10 MB
Video	Size: 1GB File Format: AVI, FLV, MP4 recommended Playback Duration: At least 3 seconds
② Content	Up to 300 characters
③ Button	Up to 8 characters

1-6. Premium Video

Components	Detailed Information
① Promotional Video	• File Format: AVI, FLV, MP4 • Size: Any aspect ratio / 1 GB max • Playback Duration: At least 3 seconds
Image Thumbnail:	• Auto-generated preview thumbnail will be assigned automatically (If not set manually) • File Format: JPG, JPEG, PNG • Size: ㄴ 800x800 (1:1 ratio) recommended / 500KB ㄴ 800x400 (2:1 ratio) recommended / 500KB ㄴ 800x600 (4:3 ratio) recommended / 500KB
② Promotional Title (Optional)	Up to 20 characters, no line breaks, links not allowed
③ Promotional Text (Optional)	Up to 76 characters, one line break allowed, links not allowed
④ Button (Optional)	• Button: Up to 8 characters • Landing Type: URL, News, Coupon, Ad View, Business Form

The uploaded video aspect ratio is flexible, but speech bubbles support 2:1 to 3:4 ratios. If outside this range, it will be center-cropped.

If the URL contains special characters or Korean text not encoded in UTF-8, the ad may not land properly in the Kakao Talk in-app browser on iOS devices. Check for special characters that may cause landing errors and adjust the URL accordingly.

• %

• | (vertical bar)

• “

The ad review process does not specifically flag URLs that may have this issue, so please be extra cautious.

Deep link URLs requiring parameter/macro substitution are only supported in DA ads and not in message ads, so they may not function properly.

Please avoid setting deep link URLs in message ad materials based on this information.