What should I do if it says that the product key at the time of software installation is invalid whe

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Open an office component, such as word, click the office icon in the upper left corner, click on the bottom option, find your upgrade and activation, open, find the corresponding option, click it, you can copy the activation code according to the prompts.

The product key can be found in the installation file. Here's how to install it:

<>3. Find the file shown by the arrow in the file that you have unzipped and then unzip it, and click on this file.

4. After clicking, you will enter the interface of entering your product key.

6. Paste the copied product key into this box.

7. Then click I accept the terms of this agreement and select Continue.

8. Finally, click Install Now on this interface.

Activate with the Activation tool.

3.Verification in English, when you hear complete in English, the verification is complete.

You don't need to activate the key, just flash KMS. After opening the toolkit, click on the office icon, as shown in the red box in the picture, and then select "activation", and then there is a green "ez-activator" in it, click on it, and it's OK.

If the toolkit doesn't work, it probably doesn't have it installed on your computer. .NET framework, it's all in the attachments, just install it first, and then run it.

32-bit: 64-bit:

InstallationWin7 Ultimate SystemAfter that, we need to manually activate the system by ourselves, there are many ways to activate the system, and entering the product key for activation is a common way. However, there are many users who have reported that after entering the product key, it will prompt "The product key you entered cannot activate Windows on this computer", what should I do? There are many reasons for this problem, don't worry, read below, let's take a look at the steps.

According to Microsoft's official literature, here are four reasons why a product key might be invalid:

1. You typed the wrong product key;

2. The typed product key does not match the product key assigned to Windows on your computer;

3. Microsoft has identified that you have entered a forged product key;

4. The product key has been used on another computer.

Solution: 1. First, check your product key and retype it. If you are confident that you have typed your Product Key correctly and your Product Key is still invalid, you will need to purchase or otherwise obtain a new Product Defeat Key;

2. To get genuine Windows, go to Genuine Windows** and check if Windows on your computer is genuine.

3、There are many activation methods,You can use the win7 activation tool,Recommended:Pony win7 activation tool。

If you are still confused about the problem of entering the product key for the win7 system to activate the prompt "the product key is invalid", you may wish to refer to the tutorial to solve the problem and help you activate the win7 system smoothly.