On September 16, 2025, Apple pushed iOS/iPadOS 26 and 18.7 version updates to iPhone and iPad users. According to the update log, this upgrade primarily fixes critical BUGS and integrates multiple security updates. Apple officially recommends that all users still on this version install the update immediately. Due to the caching configurations of Apple's regional server nodes, some users may experience slight delays in detecting the update, but the push is typically completed within half an hour. The article also includes the release history of iOS/iPadOS 18.