Reminder: Many older Windows Insider Preview builds expire today September 15, 2023 by admin Tweet A number of older Dev and Canary Windows 11 Insider Preview builds expire today, September 15. Those still using them need to update to more recent builds to keep their PCs running. Read more… Neowin Related Posts:Microsoft will not drop new Windows 11 Insider Dev…You can stop waiting; there will be no Windows…Here are five cool Windows 11 features to try in…Windows 11 Insider Canary Channel preview 25931 adds…Microsoft won't roll out Windows 11 Insider Builds…