If you have rooted your phone, you can build and push a system ChromeCustomizations app, which installs a content provider that allows among other things to disable Incognito mode in Chrome.

This utilizes the officially supported way that phone manufacturers use in order to control the starting page and default bookmarks of Chrome on their phones.

If you have rooted your phone, you can build and push a system ChromeCustomizations app. This installs a content provider which, among other things, allows disabling Incognito mode in Chrome.

This uses the officially-supported way that device manufacturers use in order to control the starting page and default bookmarks of Chrome on their devices.