Shift+Tab hotkey is broken. Insted of previos chat message it switches Custom mode (even if they are disabled)

[User1 (Mark)]

Where does the bug appear (feature/product)?

Cursor IDE

Describe the Bug

The Shift+Tab hotkey is broken. Instead of previous chat message, it switches Custom modes (even if they are disabled)

Steps to Reproduce

1. Open chat
2. Type and run promt (e.g. “ping”)
3. Wait till it’s finished
4. Press Shift+Tab

Additionaly

1. Open chat settings
2. Click Custom modes to disable

Expected Behavior

Move to previous chat message, instead to switcing Modes (Ask / Agent / Custom modes / …)

Related bug: Custom modes should be hidden

Screenshots / Screen Recordings

Operating System

Windows 10/11

Current Cursor Version (Menu → About Cursor → Copy)

Version: 1.6.27 (user setup)
VSCode Version: 1.99.3
Commit: d750e54bba5cffada6d7b3d18e5688ba5e944ad0
Date: 2025-09-17T20:21:17.042Z
Electron: 34.5.8
Chromium: 132.0.6834.210
Node.js: 20.19.1
V8: 13.2.152.41-electron.0
OS: Windows_NT x64 10.0.22631

For AI issues: which model did you use?

Sonnet 4

Additional Information

Demo on short video
https://monosnap.com/file/uHT85FHPC33fxM41lrHkPDOf6MUd7a

Tab is working, shift+tab is not working
No custom keys for this hotkeys

[User1 (Mark)]

@deanrie Could you take a look when you have time?

[deanrie]

Hey, thanks for the report. Did this work on the previous version?

[User1 (Mark)]

Yes, it’s broken after some of updates. Previosly it worked fine