Cannot multiline editing with alt+cmd+arrow on Mac

[GoatWang]

Is this a hackmd.io issue?

Yes, the bug happens on https://hackmd.io

What's the problem:

Current behaviour

alt+cmd+arrow on the editing page of hackmd in the sublime mode

Expected behaviour

Multiline cursor showed which enable the mutiline editing

Environment

I use HackMD on: Desktop

• OS: macOS
• Browser: chrome and safari
• Browser Version: Version 127.0.6533.120 (Official Build) (arm64)