Too Long; Didn't Read
There was one problem in Cocos2d-x (before version 3.14). If you wanted to use single touch in Android you must comment the code into Cocos2d-x. But when you will replace Cocos2d-x with the new version, you must remember to comment the code again. This article will answer to how disabled multitouch for all version of Cocos2d-x without commenting the code.