I use sencha touch 2.1.1 for my app. But now I want to upgrade my app to sencha touch 2.2.1 I go through http://docs.sencha.com/touch/2.2.1/#!/guide/upgrade_1_to_2 link but they did not get steps for how I can upgrade. So please any one know the proper steps for upgrading my app from sencha touch 2.1.1 to 2.2.1 the please help me.
You can use the cmd to upgrade your app to a new sdk:
cd /path/to/www/myapp sencha app upgrade /path/to/new_version_of_sdk