Here are some things you can try to fix the problem. We've listed the most common solutions first, so try them in order. After each solution, try activating Office again. 1 - Temporarily disable your Windows firewall
In Search, type firewall, and then select Windows Firewall.
Select Turn Windows Firewall on or off. You might be asked for an administrator password or to confirm your choice. Note If your device is connected to a network, network policy settings might prevent you from completing these steps. For more information, contact your administrator.
After you've disabled the firewall, try to activate Office again before trying the next solution. After trying to activate or activating Office, turn your firewall back on. 2 - Reset TCP/IPClick this Fix it. You will be prompted with a dialog box to Open or Save. Select Open, and then follow the on-screen instructions. After the Fix it has run, reboot your device and try the Office activation again.
Alternatively, you can manually reset the TCP/IP by going to the "Let me fix it myself" section and following the instructions.
Try to activate before trying the next solution. 3 - Add Net Local Group To add a Net Local Group, you'll need to run a few commands from a command prompt.
In search, type command prompt.
In the search results, right-click Command Prompt, and select Run as Administrator.
Copy the following commands and paste them into the command prompt by right-clicking and selecting paste (you can't use CTRL + V in the Command Prompt window to paste). Copy one command at a time, and press Enter after pasting each one in the Command Prompt. net localgroup Administrators localservice /add fsutil resource setautoreset true C:\ netsh int ip reset resetlog.txt
After you've entered all of the commands, reboot your device and try activating Office again before trying the next solution. 4 - Verify TLS 1.2 is enabled Transport Layer Security Protocol (TLS) is an industry standard designed to protect the privacy of information communicated over the internet. Verify that it's enabled by viewing your internet properties and make sure that there's a check in the box beside Use TLS 1.2.
Press Windows key + R to open the Run command window.
In the Run command window, type inetcpl.cpl, and click OK.
On the Internet Properties window, select the Advanced tab.
In the Settings list, scroll down until you find Use TLS 1.2 (located closer to the bottom of the list). If the box beside it is empty, check the box.
Click Apply, and close the window.
After you've enabled TLS 1.2, try activating Office again.
