Win10 Mobile Preview 10581 has fixed issues and known issues

Microsoft started pushing the Win10 Mobile Preview 10581 Express Edition update to Insider users at 0:00 am this morning. This version fixes the problem that the first two versions cannot be upgraded from the existing Win10 Mobile Preview, so the existing 10536, 10549, and 10572 can be used. Download and install the update directly. Microsoft said that there are no major new features in the latest 10581 version, but it contains a lot of bug fixes and system performance has improved. Of course, inevitably, there are some known bugs in the new version. Now summarized as follows for netizens:
Win10 Mobile Preview 10581 has fixed the problem: • Lumia930, Lumia Icon, Lumia1520 and other devices that support Hey Cortana wake-up function, can be used after upgrading Win10 Mobile 10581 from WP8.1 Cortana wakeup function. You need to turn on the Hey Cortana option in the —— additional feature. • When you choose to share in third-party applications, such as FaceBook, QQ, etc., you can choose photos; • Battery life is further improved, and several bugs affecting battery life are fixed; • Fixed in setting —— —— some applications in the lock screen can not be selected to display the application status in the lock screen; • enhanced text prediction and automatic proofreading; • video recording function is enhanced; • visual voice mail function has been It works fine; • fixes the problem of dual SIM card in Build 10572; • fixes the problem that Chinese Pinyin QWERT keyboard can't be used after upgrading from WP8.1 in Build 10572; Win10 Mobile Preview 10581 has Know the problem: • As in the previous version, after installing this update, there will be a black screen state of about 5 minutes (the length of time varies from device to device) in the gear phase and the last update phase. Please be patient and the device will be automatically completed. • The default storage location cannot be set in the ——system—— store, and the storage settings do not reflect the current storage state; • After some applications are moved to the SD card, these applications will crash. The solution is to restart the phone and then resume normal; • The ability to deploy the Silverlight app to the phone in Visual Studio is not available. You can deploy the UWP app to your phone normally; • If you restore the backups made in other phones with different resolutions to the current phone, the background of the start screen will be abnormal. The solution is to go to the action center, then open the settings ——personalize—— to start and then reselect a background image.