Sometimes the activation process fails because the app lacks the permissions to write the license file to your disk. Close all Office programs. Search for "Word" or "Excel" in your . Right-click the app icon and select Run as Administrator .
If prompted, click to allow changes. Check if the "Product Activation Failed" message is gone. Step 2: The "OSPPREARM" Reset (Most Common Fix) product activation failed office 2013
Open and navigate to one of the following paths (depending on your Windows version): C:\Program Files\Microsoft Office\Office15 C:\Program Files (x86)\Microsoft Office\Office15 Find the file named OSPPREARM.EXE . Right-click it and select Run as Administrator . Sometimes the activation process fails because the app
If your computer came with a trial of Office 365 or 2016 pre-installed, it can block the 2013 activation. Right-click the app icon and select Run as Administrator
Encountering a "Product Activation Failed" error in Microsoft Office 2013 can be frustrating. This error usually appears as a red banner at the top of your document or within a dialog box, often restricting you from using the full features of the software.