$ SLACK_DEVELOPER_MENU=true open -a /Applications/Slack.app Then, Open the DevTools (cmd + opt + I), Run the following script in console. (() => { slackDebug.clientStore.workspaces .getAllWorkspaces() .forEach((teamId) => { const { redux } = slackDebug[teamId]; const { wysiwyg_composer, wysiwyg_composer_ios, wysiwyg_composer_webapp, ...payload } = redux.getState().experiments; redux.dispatch({ typ