How to launch Application Cache when publishing the game

Checking the Application Cache in Project->Setting and click Apply. After that, the game will create qici.appcache at the same level as the StartGame.html directory in which manifest="qici.appcache" will be added as well.
 
pay attention:
1. If there isn't MIME type of .appcache file, what you need to add is text/cache-manifest type.
2.Server won't cache.