[BUG] "Shift+Enter no longer inserts newline in Desktop app on macOS"

Preflight Checklist

• [x] I have searched existing issues and this hasn't been reported yet
• [x] This is a single bug report (please file separate reports for different bugs)
• [x] I am using the latest version of Claude Code

What's Wrong?

"Shift+Enter no longer inserts newline in Desktop app on macOS"

What Should Happen?

"Shift+Enter no longer inserts newline in Desktop app on macOS" instead it submits the prompt

Error Messages/Logs

no error.

Steps to Reproduce

try it out

Claude Model

Opus

Is this a regression?

Yes, this worked in a previous version

Last Working Version

_No response_

Claude Code Version

Claude 1.1.2685 (f39a62) 2026-02-10T19:42:56.000Z

Platform

Anthropic API

Operating System

macOS

Terminal/Shell

Terminal.app (macOS)

Additional Information

_No response_