With the establishment of Google-led "Open Handset Alliance" and the release of the mobile operating system with the development code of Android, the competition of smartphone operating systems undoubtedly becomes more fierce. And as the long-time rival of Google, Microsoft Windows Mobile operating system which has a good momentum in recent years is also planning to develop a new version so as to take the initiative in the competition with other smartphone operating systems. The other day, over 100 massive interface screenshots of the rumored Windows Mobile 6.1 operating system version to be released in February next year were first exposed on the Internet. Compared with the current system version we use, these Windows Mobile 6.1 operating system interface screenshots from the new Motorola mobile phone MOTO Q9 have the most beautiful and excellent operation interface, and further enhance the security and convenience of use of the system through some new functions.