When I use npm to install ember-cli 4.12.1 by below command #npm install -g ember-cli@4.12.1 The install is successful, but I see ember-cli version is 3.27.0 #ember –version Browserslist: caniuse-lite is outdated. Please run: npx update-browserslist-db@latest Why you should do it regularly: https://github.com/browserslist/update-db#readme WARNING: Node v18.16.0 is not tested against Ember CLI on your platform.… Read More How to install ember-cli 4.12.1