As the progress bar crept forward, Alex reviewed the roadmap. Support for Exchange 2019 had officially ended in , meaning this was a final legacy push before the company shifted entirely to the Exchange Server Subscription Edition (SE) . The installation was a ritual of dependencies: Installing the Visual C++ Redistributable Package . Adding the IIS Rewrite Module. Configuring the Unified Communications Managed API 4.0.
Must run Windows Server 2012 R2 or higher. Preparing for Installation exchange server 2019 download 64 bit iso
| Aspect | Details | |---|---| | | ExchangeServer2019-x64-CUXX.ISO | | File size | Approximately 5.8–6.0 GB depending on the CU | | Latest version | CU15 (KB5042461) published February 10, 2025 | | Supported OS | Windows Server 2019, 2022, or 2025 (64-bit only) | | Minimum RAM (production) | 128 GB for Mailbox role | | Minimum disk space | 30 GB for installation + space for databases | | Download sources | VLSC (licensed users), Microsoft Evaluation Center (90-day trial), Microsoft Download Center (CUs) | | Licensing | Volume Licensing only; Server/CAL model | | Support status | END OF SUPPORT as of October 14, 2025 – migrate immediately | As the progress bar crept forward, Alex reviewed the roadmap
Cumulative Updates contain the main ISO installation, but Microsoft frequently releases separate Security Updates (SUs) to patch active vulnerabilities. Run the Microsoft Update service immediately to download the latest security hotfixes. Adding the IIS Rewrite Module
Access the Microsoft link above and download the .iso file.
Exchange Server 2019 can only be installed on the following operating systems: Windows Server 2025 (supported starting with recent CUs) Windows Server 2022 Windows Server 2019 (Standard or Datacenter)
If you download Exchange Server 2019 CU14 (the latest standard release), you do not need to install the RTM (Release to Manufacturing) version first.