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I Need to upgrade a Windows Server 2016 File server to Windows server 2022 both versions are standard. I need a full retail copy of the Windows SErver 2022 standard edition to do the in place upgrade. Where can I get the full retail version ?

I Need to upgrade a Windows Server 2016 File server to Windows server 2022 both versions are standard. I need a full retail copy of the Windows Server 2022 standard edition to do the in place upgrade. Where can I get the full retail version? Most version…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-11-03T17:00:39.2433333+00:00
Bob Huskisson 0 Reputation points
answered 2026-11-03T17:50:26.6566667+00:00
Chance Maurice Niyonzima 825 Reputation points Independent Advisor
1 answer

Office LTSC 2024 MAK Activation Periodically Lost on Windows Server

We are experiencing an issue where Microsoft Office LTSC Standard 2024 on a Windows Server intermittently becomes unlicensed and prompts for activation. What we've verified: Office is activated using a MAK key (not KMS). Windows is also activated…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-30T15:21:35.2966667+00:00
Troy Murray 0 Reputation points
answered 2026-10-30T17:51:42.76+00:00
KAMRAN ALI 240 Reputation points
3 answers

Windows Server upgrade 2016 Server to Windows 2025 Server

“I have a host running Windows Server 2025 Datacenter, and I’m migrating virtual machines to this new server. I also want to upgrade one of my servers from Windows Server 2016 Standard edition to Windows Server 2025 Standard edition. Where can I download…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2025-12-16T18:02:07.1633333+00:00
Bob Stubblebine 0 Reputation points
commented 2026-10-30T16:59:04.8666667+00:00
Kevin Wood 0 Reputation points
2 answers

Migrated Server 2019 servers to new storage

Migrated Server 2019 servers to new storage. All server licenses has been deactivated. Get the error 0xC004C020. Need help.

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-29T18:38:31.37+00:00
Michael Pender 0 Reputation points
answered 2026-10-29T20:06:45.5966667+00:00
MUCYO Emmanuel 160 Reputation points Independent Advisor
1 answer

Windows Server 2022 Standard Activation Error – 0xC004C008

I need assistance with activating my Windows Server 2022 Standard license. I purchased a Windows Server 2022 Standard product key online. Initially, I installed the Evaluation edition and converted it to Standard using CMD/DISM, then applied my purchased…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-26T10:06:52.2766667+00:00
Rahil Khan 0 Reputation points
answered 2026-10-26T13:47:02.4433333+00:00
Rukshan edirisinghe 2,365 Reputation points
2 answers

Windows 2025 CAL per user CSP vs MPSA

Is there any difference, except SA, between purchasing CSP vs MPSA for Windows 2025 per user?

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-22T18:49:15.42+00:00
Tracy Thomas 20 Reputation points
answered 2026-10-23T00:53:11.9+00:00
Tracy Le 14,655 Reputation points Independent Advisor
2 answers

when im traying to activate my windows server STD 2022 im getting Error: 1605

Hi im using DISM /Online /Set-Edition:ServerStandard /ProductKey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX /AcceptEula Version: 10.0.20348.2849 Image Version: 10.0.20348.5622 Error: 1605 The specified product key is not valid for the target edition. Run this…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-17T11:42:15.35+00:00
YOUSUF Khalifa 0 Reputation points
answered 2026-10-19T06:14:41.6333333+00:00
Daphne Huynh (WICLOUD CORPORATION) 2,540 Reputation points Microsoft External Staff Moderator
1 answer

Cliente final sem conta no DOC (microsoftoem.com) – como obter acesso ao MDOS Smart Client para receber licenças Windows 11 Pro Refurb?

Boa tarde, senhores. Estou com uma dúvida em relação à ativação de licenças do Windows 11 Pro. Nosso cenário: Somos uma empresa cliente final (não somos fabricante, distribuidor nem refurbisher). Compramos máquinas novas que vieram com Linux e foram…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-16T19:25:27.94+00:00
Gustavo Goveia 0 Reputation points
edited an answer 2026-10-19T04:02:03.0266667+00:00
Daphne Huynh (WICLOUD CORPORATION) 2,540 Reputation points Microsoft External Staff Moderator
2 answers

Window 2016 Standard License

Hi , Juts wanted to know i have Window 2016 STD Server License .Can i upgrade the OS to 2019 is that possible .i have Paper license . If no then what is the process . Kindly Help me here .Awaiting for your valuable response . Thanks, Vinod Kumar

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-16T11:52:17.9233333+00:00
Vinod Kumar 0 Reputation points
answered 2026-10-16T13:35:49.5433333+00:00
Tracy Le 14,655 Reputation points Independent Advisor
1 answer One of the answers was accepted by the question author.

Hardware ID / Reinstallation Activation Failure

Activation fails with error messages such as “The product key is already being used on another device” or error code 0xC004C008. The server remains in an unactivated state after reinstall/reset. Attempts to re‑enter the same product key do not succeed.…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-15T14:44:27.6533333+00:00
The IT Guys 65 Reputation points
accepted 2026-10-15T18:51:01.42+00:00
The IT Guys 65 Reputation points
1 answer One of the answers was accepted by the question author.

RDS Device CALs 2025

Possuo uma máquina virtual Microsoft Azure com Windows Server 2025 Datacenter, utilizando contas locais (workgroup), sem Active Directory. Quatro usuários internos acessam diariamente a VM via Remote Desktop para executar um sistema contábil. Gostaria de…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-08T15:25:10.2533333+00:00
Rafael Costa 41 Reputation points
accepted 2026-10-12T22:13:25.7866667+00:00
Rafael Costa 41 Reputation points
2 answers

I can't activate Windows Server 2022 Standard

I activated the product key one time in the past a long time ago but only for OS testing purposes. Removed that OS a very long time ago because I was already using an earlier Windows Server 2016 OS. Now that Windows Server 2016 will soon be unsupported I…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-09T21:17:51.89+00:00
Ed Hotin 1 Reputation point
commented 2026-10-12T19:32:53.68+00:00
Ronald Sabiiti 1,260 Reputation points Independent Advisor
1 answer

Number of Cores

I have only details like vCPU 20 vCPU 16 if I need to purchase licensing how can i come out with the numbers of cores? these are all VMs

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-06T08:04:30.19+00:00
Lexx ZS Chay 0 Reputation points
commented 2026-10-12T14:59:39.8033333+00:00
Ronald Sabiiti 1,260 Reputation points Independent Advisor
1 answer

List of component from SNOW need to get confirm whether are they licensable

Dear Microsoft Licensing Team, We are currently reviewing Microsoft software records discovered through our SNOW. The discovery results include complete products, database engine records, features, components, tools, runtimes, and duplicate software…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-08T07:48:06.23+00:00
KAROM PUMPUANG 0 Reputation points
edited an answer 2026-10-10T19:41:25.83+00:00
Chance Maurice Niyonzima 825 Reputation points Independent Advisor
5 answers

Windows Server 2025 standard activation by phone failed

Dear Support, i have an isolated OT environment where i had to install a new windows server 2025 standard. the Windows License is a ROK license from HPE. as i did not have a DVD-drive i downloaded the evaluation version and converted it after the…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-02-23T14:17:20.9166667+00:00
SVATUNEK, Anton 0 Reputation points
commented 2026-10-08T09:41:52.09+00:00
Christian HT 0 Reputation points
1 answer

How to procure windows 2025 server standard to server 2022 downgrade key

I purchased a retail license for Windows Server 2025, but my environment requires a downgrade to an earlier version due to legacy software dependencies. I need assistance obtaining an older activation path.

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-05T13:11:10.4033333+00:00
Anthony Liguori 0 Reputation points
commented 2026-10-06T01:48:55.37+00:00
Daphne Huynh (WICLOUD CORPORATION) 2,540 Reputation points Microsoft External Staff Moderator
1 answer

Partner Success Core Benefits: can Windows Server licences run on a dedicated server rented from a hosting provider?

We are a Partner Success Core Benefits member and receive Windows Server 2025 licences (Standard and Datacenter, 16 core licences each) for our own internal development and lab servers. We are thinking about moving these servers to a dedicated server…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-10-05T11:26:04.8633333+00:00
Aleksandar Dzonic 0 Reputation points
edited a comment 2026-10-05T12:52:23.0833333+00:00
Aleksandar Dzonic 0 Reputation points
1 answer

Volume License Keys: toll-free call for Malaysia

I would like to activate our Windows Server 2025 Standard, but the product key can no longer be obtained using the previous method. We are now required to call the toll-free number for activation. I tried calling the number provided on the website, +60 1…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-09-30T02:33:51.43+00:00
Nethanel Jushua 0 Reputation points
answered 2026-09-30T04:51:05+00:00
Rukshan edirisinghe 2,365 Reputation points
1 answer

Do DHCP and NTP services on Windows Server require User CALs?

Hello Everyone! I have a question and need y'all advise, If we're running Hyper-V and using Windows Server strictly to handle DHCP and NTP for end-user devices, does that count as indirect access requiring User/Device CALs? Curious how you handle this…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-09-29T10:43:49.7033333+00:00
SODANE KOL 5 Reputation points
commented 2026-09-29T22:47:01.9933333+00:00
Marcin Policht 112.2K Reputation points MVP Volunteer Moderator
1 answer

Inquiry Regarding Windows Server 2025 Licensing - Hyper-V Host & Guest OS Combination

Dear Microsoft Licensing Team, We would like to seek clarification regarding the licensing compatibility for Windows Server 2025. Our current plan is to utilize Windows Server 2025 Datacenter Edition as the Hyper-V host. We would like to confirm whether…

Windows for business | Windows Server | Devices and deployment | Licensing and activation
asked 2026-09-29T10:34:21.2766667+00:00
Puryanto CT 0 Reputation points
answered 2026-09-29T11:27:00.3466667+00:00
Harry Phan 35,805 Reputation points Independent Advisor