: If a previous activation attempt left the KMService.exe process running in the background, the toolkit may fail to "inject" its code into memory because the service is currently locked.
Select to ensure it has the necessary permissions to modify system processes. Disable Antivirus Temporarily : Office 2010 Toolkit 2.2.3 Failed To Inject Memory
If stopping the service does not fix the issue, consider these alternative factors: : If a previous activation attempt left the KMService
If injection consistently fails, you can bypass the toolkit's auto-injector and use the manual "Rearm" function. Office 2010 Toolkit 2.2.3 Failed To Inject Memory