![]() ![]() To run cmd.exe as administrator, enter the following command:Īt the command prompt with administrative rights, you can continue with manual KMS activation. The lost product key does not allow you to start or reinstall the program on your computer system. This will start a command-line interface prompt without administrative rights. ![]() Each product key sold by Mr Key Shop is bound to a Microsoft account and not a single machine/hardware combo. In this case, to perform the KMS activation, enter the path into Internet Explorer: Our catalog only includes perpetual licenses for Microsoft Office 2021. When the 30 day grace-period has expired, Windows is running in “Reduced Functionality Mode“, only the Internet Explorer can be called. To find your Product Key, look for the 25-character alpha-numeric code on the back of the card inside your Office product packaging. This error can usually be resolved by a BIOS update. The KMS activation expect here a so-called “Windows marker” and fails if it is corrupted or not found. Such BIOS version contains an invalid ACPI_SLIC table. on right mouse click.Įrror 0xC004F074 (“The Key Management Service (KMS) is unavailable”): In most cases it refers to incorrectly set time or the time zone.Įrror 0xC004F035 and 0xC004F059: Especially for computers that were originally acquired with an OEM operating system, in this case the KMS activation is prevented by computer's BIOS. The option Run as administrator is available e.g. For manual activation, you must run the Command-Line Interface (cmd.exe) as administrator.
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