979 questions with Windows for home | Previous Windows versions | Licensing and activation tags

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Looking for free-upgrade windows-8.1 to windows-10

My laptop is: HP, Intel(R), Core i5, Ram-4GB, showing every time Windows activation window, I tried to activate online press the button activate-online showing this; Error code: 0xC004F074-Windows can not activate. My product ID: 00261-20000-00000-AA336,…

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-08-23T05:32:00.4633333+00:00
Umar Mohamed Ikram 0 Reputation points
answered 2025-08-23T06:31:33.5933333+00:00
Pauli O 12,865 Reputation points Volunteer Moderator
1 answer

how to i get new product key

my windows 7 pc is not supported for any app install . ask new product key .how i get new product key . my pc is not supported. [Moderator edit: Moved from Windows Development \ Windows API - Win32 ]

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-08-21T11:53:41.85+00:00
Mushrifa Fathim 0 Reputation points
answered 2025-08-21T13:33:03.0933333+00:00
Dio Xavier 259.6K Reputation points Volunteer Moderator
1 answer

Will Microsoft make Windows 95 free software soon, like it has with MS-DOS?

Dear Microsoft, please make Windows 95 free open-source software like you already have with MS-DOS version 6. It would be great for the retro gaming community, where it's really hard to get old games of that era to run, since Windows 95 itself is…

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-30T14:46:41.23+00:00
8947942gy892ug892 0 Reputation points
answered 2025-08-20T01:21:10.5833333+00:00
MUSTAFA SALAH 100 Reputation points
1 answer

How to receive conformation code in windows 7

How to receive conformation code in windows 7.how to set for Microsoft wizard activate . pls request to complete my active option

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-08-05T07:52:04.0966667+00:00
indhu mathi 0 Reputation points
answered 2025-08-13T17:12:50.4333333+00:00
Luigi Bruno 42,396 Reputation points Volunteer Moderator
1 answer

where is my installation key?

where do I find my installation key? I want o activate my windows and I can't find where my installation key is.

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-08-07T19:01:32.8333333+00:00
Donnie 0 Reputation points
answered 2025-08-08T02:15:58.57+00:00
S.Sengupta 25,591 Reputation points MVP
1 answer

DELL 9030 AIO. WIN 7.. if factory reset is done do you have to enter windows product key when done ?/

DELL 9030 AIO. WIN 7.. if factory reset is done do you have to enter windows product key when done ?/

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-28T07:29:19.0333333+00:00
J BROWN 0 Reputation points
edited the question 2025-08-06T03:33:18.4+00:00
Brian Huynh (WICLOUD CORPORATION) 540 Reputation points Microsoft External Staff Moderator
2 answers

Error Code: 0x80072F8F – A security error occurred

I am having trouble activating Windows 7 on my HP PC. I receive error code 0x80072F8F which says “A security error occurred.” I have confirmed that the internet is working, and the system date and time are correctly set. This issue started after a system…

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-08-04T10:17:35.54+00:00
Compucare Support 0 Reputation points
answered 2025-08-05T00:56:54.46+00:00
Volume Z 310 Reputation points Volunteer Moderator
1 answer One of the answers was accepted by the question author.

How can I install win8.1 on a virtual machine to test my own PC-application

I am developing an application that I would like to test and see if it runs on win 8.1. To do this, i would like to install a fresh win 8.1 on a virtual machine. But, i need a license key. How can i obtain one of those?

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-28T11:04:56.2966667+00:00
Daniel Carlson 20 Reputation points
accepted 2025-07-31T05:16:20.3733333+00:00
Daniel Carlson 20 Reputation points
1 answer

Windows 7 home basic product key

How to get activation code for windows 7 home basic

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-24T16:01:10.7+00:00
CJ Maxwell September 0 Reputation points
answered 2025-07-24T22:04:23.5533333+00:00
Airbus A350 5,570 Reputation points Volunteer Moderator
1 answer

Activate Windows

I need some help at the bottom of my screen it say Activate Windows Go to settings to activate windows and I go to the setting and go to activation and it says something interrupted are trouble shooting make sure you are connected to the internet (which…

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-23T09:18:11.64+00:00
Manoj Madhu 0 Reputation points
commented 2025-07-23T15:28:43.2633333+00:00
Obaid Farooqi MSFT 761 Reputation points Microsoft Employee Moderator
1 answer

Windows 7 activation grace period differ from slmgr

When going under "System Properties" under Windows 7, the grace period of a new install is 3 days, while running 'slmgr /dli' via command prompt says 30 days.. Why the difference? I understand one reason could be due to /rearm possibly, but…

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-21T22:32:55.7633333+00:00
dss ds 531 Reputation points
edited an answer 2025-07-22T01:25:48.3533333+00:00
S.Sengupta 25,591 Reputation points MVP
1 answer

Dante_dnssd.dll error in System 32

When unplugging a cable I don't need to use anymore my pc shutdown while it was working on installing some programs for a new external device. When I rebooted it, it popped up several error messages that all had the same file path and error code.…

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-05T20:15:11.1566667+00:00
Joshua Childs 0 Reputation points
answered 2025-07-18T23:57:36.5733333+00:00
Ian-T 2,315 Reputation points Microsoft External Staff Moderator
1 answer

¿como solucionar el error de la clave del producto que no funciona?

hola mi nombre es joaquin y quería saber si alguien me puede solucionar un problema de actualización para mi windows 7,ya que cuando quiero actualizarlo a la versión mas nueva me pide la clave del producto y cuando uso programas para saber mi clave me…

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-12T18:48:15.4433333+00:00
joaquin urquiza 0 Reputation points
answered 2025-07-18T03:35:51.9833333+00:00
Ami-T 2,435 Reputation points Microsoft External Staff Moderator
1 answer

How to transfer my windows liczncz to my new computer?

Dears Would you please help me transfer my windows 365 licence to my new computer? My previous is damaged. I have no access to uninstall the Windows licence on it. Thanks for your help. Sedami

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-14T16:26:31.7533333+00:00
Sedami Codo 0 Reputation points
answered 2025-07-15T09:44:42.54+00:00
Palcouk 746 Reputation points
0 answers

What are the repercussions of signing out of a previous microsoft account?

I recently renewed my windows license. But I did so with a different microsoft account, although this was done on the same computer. But I'm having huge problems accessing word files and opening them. If I sign out of the former account, will such an…

Windows for home | Previous Windows versions | Licensing and activation
asked 2025-07-05T20:44:38.0533333+00:00
c o 0 Reputation points
commented 2025-07-09T08:51:19.82+00:00
c o 0 Reputation points
2 answers

Win 8.1. license key

Cant find product key I Bought 6 years ago I cant install. My 10 pro Mats Eriksson. , <phone number removed>

Windows for home | Previous Windows versions | Licensing and activation
asked 2022-01-05T14:45:47+00:00
Anonymous
2 answers

My windows CD key has invalid characters

I had to clean install my windows from disk, I have windows 8 disk, but when I go to update to windows 10 it says invalid characters, my Product ID in Control Panel/ System. has 0 and 1 in it stopping it from working. any help thanks in adavance

Windows for home | Previous Windows versions | Licensing and activation
asked 2022-01-19T18:10:41+00:00
Anonymous
7 answers

i need a windows 7 pro product key

sir i am kumar. i need a windows 7 pro product key

Windows for home | Previous Windows versions | Licensing and activation
asked 2022-01-28T09:19:20+00:00
Anonymous
1 answer

Windows 8.1 digital activation

Hi! My Microsoft account digitally activates my Windows 11 on a PC. Is it possible to digitally activate Windows 8.1 if I install it on another laptop? Any way that I can revert back to Windows 8.1? My laptop originally came with Windows 8.1. I don't…

Windows for home | Previous Windows versions | Licensing and activation
asked 2021-12-29T19:43:59+00:00
Anonymous
3 answers

Activate Windows 7 Extended Support licenses MAK Keys

Dears, We facing issue while tying to activate Windows 7 Extended support key. Its showing still Unlicensed and Error Product not found.

Windows for home | Previous Windows versions | Licensing and activation
asked 2021-12-23T12:08:41+00:00
Anonymous