If SaRA cannot finish the job, you need a more aggressive uninstaller. These third-party tools are designed to brute-force removal of stubborn software. Here are the top two for Windows 10.
Once the process is complete, the tool will prompt you to restart your computer. microsoft office removal tool windows 10
Once the tool opens, select "Office" from the list of products and click "Next." If SaRA cannot finish the job, you need