Here is the instructions for activate the Office 2016 Pro Plus:
1- If you have an Office program installed on your computer before starting Office 2016 Pro Plus Installation, remove it from the control panel and continue with the following operations.
2- You can direct download the item from here:
For other languages please check here: https://keysincaves.com/software-download-links/
3- After the installation process, run any Office program, enter the License key on the screen.
Select the second option “Activation by phone” in the activation wizard and continue.
4- Then you will see Installation ID which is 63-digit numbers, now you can submit your Installation ID from our Get Confirmation ID page: https://keysincaves.com/get-confirmation-id/
Remember, sometimes Microsoft servers are stuck so if you can’t get your Confirmation ID within 30 second please refresh the page and submit again.
(Or you can call one of the numbers that are provided so you can get your Confirmation ID after submitting your Installation ID.)
5- After receiving your Confirmation ID, you can enter your Confirmation ID, and your product will be activated.
IMPORTANT NOTE: It is recommended to use your product key as soon as possible so that it does not expire.
Thank you for reading