In this article, we will consider a situation when, when activating Microsoft Office 2021 online, an activation error appears as in the screenshot below, in this case, according to the advice from the second paragraph from the description of this error, you need to activate the application by phone. Activation is carried out using a robot answering machine, you will need to type numbers on the keyboard of your phone. After seeing this error, click “Back” and select the activation item by phone.
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1) We remind you that to activate Office 2021 Pro Plus by phone – you must have the original Office application installed, you can download it via a direct link from the Microsoft server. Also, to activate the application, you must first enter the product license key into it.
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2) Then select: “I want to activate the software by telephone” and click “Next”.
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3) In the next window, in the drop-down menu, select your country of location in step 1, for example, we will have the United Kingdom. (You can have any other country). As a rule, most countries have a number with a free call at the expense of Microsoft.
– When calling, press 1, we agree with the recording of the conversation, then press 3 – Office activation, then press 1 and enter the numbers to robot (from step 2 in the screenshot below).
Attention! You need to enter your installation ID, which exactly you have in the activation window program by phone, in our screenshot below is an example.
After entering the numbers to the robot, the robot will ask you on how many computers the key has already been installed, you need to answer “zero”.
– Next, we are waiting for the response confirmation ID from the robot, which will need to be entered in the input fields from A to H and activate Microsoft Office.
![](https://softcomputers.org/wp-content/uploads/2021/10/3.png)
If everything went well. then the activation wizard will inform you about the successful activation of the application in the next step, after clicking on the “Next” button.
![](https://softcomputers.org/wp-content/uploads/2021/10/4.png)