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Disclaimer: This post is for informational purposes. Always test installations in a lab environment first. Exchange Server 2016 reaches end of extended support on October 14, 2025—plan your migration to Exchange 2019 or Exchange Online. microsoft exchange server 2016 download 64 bit iso fixed new
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Cumulative Update 23 (CU23) is the final, full installation version for Microsoft Exchange Server 2016, which reached end of support on October 14, 2025. It is highly recommended to migrate to Exchange Server 2019 or Microsoft 365, although CU23 remains necessary for patching legacy environments. For the download and full details, visit Microsoft Download Center To ensure you always have access to the