KEYBOARD SHORTCUTS
https://get.slack.help/hc/en-us/ articles/201374536-Slack-keyboardshortcuts Take your productivity to the max by becoming familiar with some of the useful keyboard shortcuts available on Slack. Cmd/Ctrl + K opens up the Quick Switcher – allowing you to swiftly move between channels and conversations. To access a list of your recent direct messages press Cmd/Ctrl + Shift. Also handy is the ability to edit your last message by quickly hitting the up arrow.