How to Do the Manually O365 Office Activation

Option 01
Go to Control Panel->Clock,Language,and Region-> Regional and Language-> press the "Change system locale..." button.Set Current System locale to "English (United States)"

Go to Control Panel->Programs->Programs and Features->select "Microsoft Office Professional Plus 2010"->select "Change", then repair.

Option 02
Click start->run->type “CMD” and press OK to open Command Prompt, type “cd C:\Program Files\Common Files\Microsoft Shared\OFFICE14” and press “Enter”.

Run “OSAUI.exe /F”