Windows Server 2025 Insider Build 26280 has a new Sept. 15, 2025 expiration date September 6, 2024 by admin Tweet The latest Windows Server 2025 Insider build 26280 has been released. It's also the first Windows Server Insider build with a new expiration date of Sept. 15, 2025. Read more… Neowin Related Posts:Windows Server 2025 Insider Preview build 26311 is…Windows Server 2025 Insider Preview build 26236…Windows Server 2025 Insider Preview 26244 released…Windows Server 2025 Insider Preview build 26304 adds…Windows Server Preview Build 26040 adds Server…