Windows 2013 serial number modification method for Office 2013

Symptom:
The Windows 8.1 operating system is installed on the Lenovo computer. After the Office 2013 upgrade, the serial number expires, and the Office 2013 cannot be used normally.
Solution:
Method 1:
Open Control Panel --- Programs and Features --- Uninstall Program --- Find Office 2013 installation project.
For example: Microsoft Office Professional Plus 2013, right click to change, then pop up the Office installation interface, select Enter “ enter product key & rdquo;, enter a new serial number, configuration is complete.
Method 2:
Use the administrator's command prompt, first apply Win+X key combination to quickly select “ command prompt & ldquo; (administrator) & rdquo;---Office2013 installation directory: ( Default installation to the system disk)
32-bit operating system or 64-bit system installation 64-bit office2013, please enter: cd C: Program FilesMicrosoft OfficeOffice15
64-bit system installation 32-bit office2013 Please locate this Directory, please enter: cd /d "C:Program Files (x86)Microsoft OfficeOffice15
If you need to check if multiple serial numbers are installed, the last five characters of the installed serial number will be displayed after running with the following command. Please enter: cscript OSPP.VBS /dstatus
Delete the unwanted serial number, please enter: (XXXXX represents the last five characters of the installed serial number) cscript ospp.vbs /unpkey:XXXXX
Install new Product serial number (replace the existing key), that is, install a brand new 25-digit serial number, please enter: cscriptospp.vbs /inpkey:XXXXX-XXXXX-XXXXX-XXXXX-XXXXX (where XXXXX-XXXXX-XXXXX-XXXXX-XXXXX represents 25 new serial number).
Finally, reopen Office 2013, when the new serial number is modified.