You can quickly view a list of keyboard shortcuts within Slack:
Mac: Press
Command + /Windows/Linux: Press
Ctrl + /
A shortcut reference panel will appear on the right-hand side of your screen.
Notes
Some shortcuts may only work with certain installed apps.
Shortcuts may behave differently depending on your browser.
※ For more detailed information, please refer to the official Slack help page: https://get.slack.help/hc/en-us/articles/201374536-Slack-keyboard-shortcuts