Error code 0x8007267C is typical for Windows 10. This error occurs if a DNS server is not configured in the network settings during the activation process. If you know a little bit about command-line tools and network problems, you can follow the following steps and try to fix the error code yourself. If not, you may need to contact a qualified technician to successfully fix the error.
What is the cause of Windows activation error 0x8007267C?
License key issue: In some cases, you may need to contact a Microsoft Live Support representative and have them remotely activate the license key on your computer.