Apple today released iOS 15.3.1 and iPad OS 15.3.1 updates, the official attitude to this is to hope that users quickly upgrade, because many bugs have been fixed.
According to Apple, upgrading the system can avoid the problem of braille display stopping responding. According to Apple, the iOS 15.3.1 and iPad OS 15.3.1 updates also provide important security fixes for the iPhone and iPad. Apple's accompanying security support document explains that the software resolves a WebKit vulnerability that could allow maliciously crafted web content to cause arbitrary code execution.
Therefore, for Apple users, considering the privacy and security of mobile phones, it is recommended that everyone upgrade as soon as possible to avoid BUGs and vulnerabilities to provide opportunities for criminals to invade, and also to avoid BUGs affecting the mobile phone experience.
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![Apple released the official version of iOS/iPadOS 15.2.1[fig]](data:image/gif;base64,R0lGODlhAQABAIAAAP///wAAACwAAAAAAQABAAACAkQBADs=)