Google Messages Chat Themes Not Working After Latest Update

First reported on 9to5google on June 27, 2026.

Users are experiencing issues with Google Messages chat themes not working after the latest update. The issue is caused by a compatibility problem with the chat theme engine.

What it looks like

• Chat themes not working
• Chat theme engine not responding

How to fix it

1. Wait for the vendor to ship a fix — there is no user-side workaround yet.

Affected products

• Google Messages

Sources

• Google Messages starts rolling out custom ‘Chat themes’ [U] — rss:9to5google

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Search terms covered: google messages chat themes not working, chat theme engine not responding