WhatsApp Template Limits

WhatsApp Template Character Limit Update: Effective October 2025

WhatsApp has reinforced its message template guidelines to ensure message quality and compliance. As part of these changes, and in line with Meta's enforcement updates, Netcore has updated its system behavior in Netcore CE's Unified Editor .

Reminder: Starting October 1, 2025, non-compliant templates will be blocked at creation stage with descriptive error messages. Update your templates today to avoid disruption.

What Has Changed?

Previous Limit: 1,024 characters for non-templated messages (Utility and Authentication).
Updated Limit in UCE: Now capped at 512 characters for Utility and Authentication templates.
Marketing Templates: Already limited to 550 characters and 10 emojis, as per Meta guidelines.

Template Guidelines

Template Type	Character Limit	Emoji Limit	Notes
Utility/Authentication	512 characters	No specific limit(best practice:max 10)	limit enforced by Netcore in UCE as per limit Enforced by Meta
Marketing	550 Characters	10 emojis max	Enforced by Meta

Note: If a message exceeds these limits, it may be rejected during creation or fail during delivery, returning Meta error code 2388040.

Need Help ?

If you encourter template creation or delivery issues, refer to: WhatsApp Template Best Practices