Dear Chung-Ming, we would like to fix this. As we don't have your email address, can you please write to us at support-as@ionitech.cn so that we can help you better. We look forward to your email.
1. Added support for adjusting subtitle styles and using custom subtitles while playing videos. 2. Improved the device offline methods in the AirScreen Pro (Subscription) version to enhance support for multiple devices. 3. Stability and performance improvements.