View ,Remove and Change License Key for Office 2010 and 2013

Open Command Prompt on PC and Type 

 Office 2010 (32-bit) on a 32-bit version of Windows
cscript "C:\Program Files\Microsoft Office\Office14\OSPP.VBS" /dstatus

 Office 2010 (32-bit) on a 64-bit version of Windows
cscript "C:\Program Files (x86)\Microsoft Office\Office14\OSPP.VBS" /dstatus 

Office 2010 (64-bit) on a 64-bit version of Windows
cscript "C:\Program Files\Microsoft Office\Office14\OSPP.VBS" /dstatus

Office 2013 (32-bit) on a 32-bit version of Windows
cscript "C:\Program Files\Microsoft Office\Office15\OSPP.VBS" /dstatus

Office 2013 (32-bit) on a 64-bit version of Windows
cscript "C:\Program Files (x86)\Microsoft Office\Office15\OSPP.VBS" /dstatus 

Office 2013 (64-bit) on a 64-bit version of Windows
cscript "C:\Program Files\Microsoft Office\Office15\OSPP.VBS" /dstatus

OR

Open Command Prompt on PC and change directory to the following location

Office 2010 (32-bit) on a 32-bit version of Windows
Move to the following folder:  C:\Program Files\Microsoft Office\Office14

 Office 2010 (32-bit) on a 64-bit version of Windows
Move to the following folder:  C:\Program Files (x86)\Microsoft Office\Office14 

Office 2010 (64-bit) on a 64-bit version of Windows
Move to the following folder:  C:\Program Files\Microsoft Office\Office14

Office 2013 (32-bit) on a 32-bit version of Windows
Move to the following folder:  C:\Program Files\Microsoft Office\Office15

Office 2013 (32-bit) on a 64-bit version of Windows
Move to the following folder:  C:\Program Files (x86)\Microsoft Office\Office15 

Office 2013 (64-bit) on a 64-bit version of Windows
Move to the following folder:  C:\Program Files\Microsoft Office\Office15

Type the following command to display the license status. Note the last five characters of any and all license keys that display in the output:
cscript ospp.vbs /dstatus

Type the following command as many times as needed to remove all of the license keys you noted from the previous step.

cscript ospp.vbs /unpkey:<last five characters of product key>
Once the remove commands are successfull, close the command prompt and restart the PC