Windows Server

Windows Server 2025 Support & Management

Windows Server 2025 is the current release, supported until 2034. It brings hotpatching outside Azure, a modernised Active Directory and faster NVMe storage. We build new 2025 servers, migrate you from older versions and manage them day to day.

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What we manage

Your Windows Server 2025 servers, handled.

Windows Update / WSUS patching in agreed windows
IIS sites, application pools and SSL bindings
Active Directory, DNS and DHCP health
Remote Desktop (RDP) hardening, NLA and gateway
Windows Firewall and Microsoft Defender
SQL Server maintenance plans and backups
Hyper-V hosts and virtual machines
Windows Server Backup or Veeam, tested restores
Event log and performance monitoring
Licensing and edition guidance

We deploy and manage 2025 Standard, Datacenter and Datacenter: Azure Edition, on-premises, on Hyper-V or VMware, and in Azure or AWS.

Version history

Windows Server versions: why each came, and what changed.

Each release, the one it replaced, the one that followed, and the features that mattered for servers.

  1. Windows Server 2012 R2

    2013

    Why it came: Refined 2012 with better Hyper-V, storage tiering and the modern Server Manager.

    Followed by Windows Server 2016 ⟶

    • Storage Spaces tiering
    • Hyper-V Generation 2 VMs
    • Work Folders
    • PowerShell DSC

    End of support October 2023 (paid ESU only)

  2. Windows Server 2016

    2016

    Why it came: Microsoft’s answer to the cloud era: containers, software-defined storage and much stronger protection of admin credentials.

    ⟵ Replaced Windows Server 2012 R2 Followed by Windows Server 2019 ⟶

    • Windows and Hyper-V containers, Docker support
    • Storage Spaces Direct and Storage Replica
    • Shielded VMs
    • Credential Guard and Just Enough Administration
    • Nano Server

    Mainstream ended January 2022; extended support until January 2027

  3. Windows Server 2019

    2018

    Why it came: Focused on hybrid cloud, security and hyper-converged infrastructure, with management through Windows Admin Center.

    ⟵ Replaced Windows Server 2016 Followed by Windows Server 2022 ⟶

    • Windows Admin Center
    • Storage Migration Service
    • System Insights (predictive analytics)
    • Microsoft Defender ATP integration
    • Built-in OpenSSH and Linux containers

    Mainstream ended January 2024; extended support until January 2029

  4. Windows Server 2022

    2021

    Why it came: Raised the security baseline: Secured-core server, TLS 1.3 by default and stronger SMB encryption, plus Azure Arc for hybrid management.

    ⟵ Replaced Windows Server 2019 Followed by Windows Server 2025 ⟶

    • Secured-core server
    • TLS 1.3 on by default, DNS over HTTPS
    • SMB AES-256 encryption and SMB over QUIC
    • Azure Arc hybrid management
    • Hotpatching (Azure Edition)

    Mainstream until October 2026; extended support until October 2031

  5. Windows Server 2025

    2024This page

    Why it came: The current release: hotpatching beyond Azure, a modernised Active Directory and faster storage.

    ⟵ Replaced Windows Server 2022

    • Hotpatching via Azure Arc (fewer reboots)
    • Active Directory improvements and new functional level
    • SMB over QUIC in all editions
    • Faster NVMe storage performance
    • GPU partitioning in Hyper-V

    Mainstream until November 2029; extended support until November 2034

Release years and support windows as published by the vendor; check their lifecycle page for exact dates. We track them for you on every server we manage.

Problems we fix

What goes wrong on Windows Server 2025, and how we fix it.

Migrating from 2012 R2 / 2016Roles, shares, IIS sites and apps moved to 2025 with a tested plan.
Active Directory upgradeDomain controllers moved to 2025 and functional levels raised safely.
Too many rebootsHotpatching via Azure Arc configured so most security updates don’t need a restart.
Remote access without a VPNSMB over QUIC set up for secure file access from anywhere.

How it works

Free auditWe review your Windows Server 2025 server: updates, security, backups and performance. Plain-English report within 24 hours.
Fix & stabiliseUrgent issues first, every change explained, nothing risky without your sign-off.
Take overMonitoring, patching and backups move onto our 24/7 rota.
ImproveMonthly reports, upgrade planning before end of support, and capacity advice.
Comparing options?Windows Server 2022 vs 2025 →
FAQ

Windows Server 2025 questions.

Mainstream support runs until November 2029 and extended support until November 2034.

Windows Server 2025 supports in-place upgrades from several earlier versions. We check the exact path for your edition and roles, and often recommend a clean build plus migration for domain controllers.

Yes, through Azure Arc as a subscription service. We’ll help you decide whether it’s worth it for your servers.

Yes, with cumulative updates applied and apps tested first, which is part of our rollout plan.

Also managed

Other Windows Server versions

Windows Server 2016 Windows Server 2019 Windows Server 2022

Related services

Server Migration Cloud Server Configuration Server Hardening & Security Backup & Restore Service

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