I am using Windows 10 and I found Maxthon 5 simply does not appear in my system's browser list as you can see below: And as a result 'Set as default browser' button in the menu is not working - after clicking it and choosing to allow the browser to make changes to the device, the system's default web browser becomes empty. I have tried reinstall Maxthon 5 but it's still not showing up in the list. And since the default browser function is not working I have to turn off the '