NA: 11.0.4.4.IN11AA According to the changelog, there are several fixes and optimizations, making their way to the smartphone. These include the following: Optimized the experience of using long screenshots Optimized the UI display effect of the notification bar Improve the stuttering problem of some tripartite applications Fixed the small probability issue that Twitter may freeze Fixed the issue that opening app split-screen may fail Fixed the issue of failure to switch the accent colour in a small probability Fixed the inaccurate display of the attribution of some numbers Fixed known issues and improved system stability Updated Android security patch to 2021.01