Activating Windows 11 / 10
Open Settings
Press Windows + I to open Settings, then navigate to System → Activation.
Click 'Change product key'
Under Activation state, click Change product key and enter your 25-character key.
Click Next → Activate
Windows verifies your key online. Activation takes 1–2 minutes. Done!
Alternative via Command Prompt (Admin): slmgr /ipk YOUR-KEY then slmgr /ato
Activating Microsoft Office
Go to office.com/setup
Visit office.com/setup and sign in with or create a free Microsoft account.
Enter your product key
Enter the 25-character key from your email when prompted on the Microsoft website.
Install & launch
Download and install Office. Launch any Office app — it activates automatically.
Troubleshooting
Error 0xC004F074 / 0x8007007B
Check your internet connection and try slmgr /ato via Command Prompt. If it persists, contact our support.
Key already used
Contact our 24/7 support immediately with your order number — we replace the key at no cost, no questions asked.
Still need help? Our team is available 24/7.
Contact Support