Google has revealed the planned launch date for Android 11, its next-generation OS. Currently undergoing public beta tests, Android 11 will arrive "everywhere" on September 8. This is probably only true for Pixel smartphones though, as have proven the case with past releases of Android.
https://www.notebookcheck.net/Global-Android-11-release-date-confirmed-headed-to-Pixel-smartphones-on-September-8.480761.0.html