[FREE] Product Key for Microsoft Office 365 (Update-2023)


Jun 13, 2023 (Updated: Jun 13, 2023) • Filed to: Unlock Document

48K views, 5 min read


Looking for a valid and free Microsoft 365 activation key? Then you have come to the right place! We collected a large number of the latest free Microsoft Office 365 product key and here we will share them with you! In addition to this there are also activation tutorial and FAQs about Microsoft Office 365 that you don't want to miss! So scroll down and read on!


Part 1: What is Microsoft Office 365?

Microsoft Office 365 provides users with a suite of productivity and collaboration tools that covers the latest versions of all Microsoft Office products, including Word, Excel, PowerPoint and OneDrive, Exchange Online, Skype for Business, SharePoint and more.

What Is The Difference Between Microsoft Office 365 & Microsoft Office?

Difference 1: Microsoft Office only allows you to install it on one device. Microsoft Office 365 allows you to install and use it on multiple devices, including PCs, Macs, tablets, smartphones and more.

Difference 2: Microsoft Office only has basic office applications. Microsoft Office 365 includes all the advanced office applications as well as secure cloud storage (OneDrive).

Difference 3: Microsoft Office does not have the ability to share data. But Microsoft Office 365 can share data, allowing you to collaborate in teams at the same time.

Is Microsoft Office 365 Free?

No, Microsoft Office 365 is NOT FREE. Microsoft Office 365 is a paid subscription service from Microsoft that starts at approximately $70 per user per year. Once a user has paid, they are issued with a product key to activate and use Microsoft 365.

Although there are free versions of some Office applications, such as Word Online and Excel Online, the functionality of these versions is often very limited compared to the full Microsoft Office 365 suite.

Microsoft Office 365 has all the features and programs you could possibly need, but that doesn't mean that everyone is willing to buy it. For many people, Microsoft 365 is very expensive.

Part 2: What is Microsoft Office 365 Product Key?

A Microsoft Office 365 product key is also known as an activation key. It is a combination of 25 letters and numbers and is always in the following format: XXXXXX-XXXXX-XXXXX-XXXXX-XXXXX-XXXXX.

There are 3 main types of Microsoft Office product keys: Retail Key, Volume License Key, Subscription Key.

The Product Key provides lifetime access to Microsoft 365 applications. A valid product key is essential for using Microsoft Office 365. Without a product key, you cannot activate the use of Microsoft 365.

FAQs About Microsoft Office 365 Product Key

Many users have encountered some problems and trouble when registering and activating with Microsoft Office 365 product keys. Here are 4 FAQs about Microsoft Office 365 product key registration and activation.

1. Sorry, we can't find this product key in our database

This is a common error notification you will receive when trying to enter a product key for another Office version. For example, you are using MS Office 2019/2016 to activate a Microsoft Office 365 product.

2. This product key is not available for your region

Microsoft offers different series of registration codes depending on the country or region. If you have provided an Microsoft Office 365 activation key that does not match the range of its serial key list, then you will receive this error notification.


This error code means that the product key is invalid. You may receive this error message when you enter an incorrectly formatted Microsoft Office 365 serial number, such as a hyphen error, space problem, or misspelling.

4. Conversion Blocked Subscription Violations

This problem is usually due to some payment issues in your Microsoft account. You will need to go to the Microsoft 365 admin centre and log into your Microsoft account to resolve the payment issue.

Latest Collection of Microsoft Office 365 Product Key [FREE]

Here comes the main event!!! The following is the latest list of Microsoft Office 365 activation keys we've collected. You can choose any of these product keys to activate your Microsoft Office 365.

FREE Microsoft Office 365 Product Key Collection List [2023 Newest]


Part 3: How to Activate Microsoft Office 365?

Step 1: Go to the Microsoft 365 official website, sign in with your Microsoft account and click on the "Install Office" option to download the Microsoft 365 suite.


Step 2: Open one of the downloaded Microsoft 365 applications such as Word or Excel, follow the on-screen instructions to complete the Microsoft 365 installation process.


Step 3: Enter a Microsoft 365 product key to activate Microsoft 365. Now you can use all the features of Microsoft 365.


Part 4: How to Crack Encrypted Office File Without Password?

As we all know, Microsoft Office has an useful feature, which is to password protect Excel, Word and PowerPoint files to prevent others from accessing them and to protect file privacy and data security. However, we have to admit how common it is to forget or lose your password, and how troublesome it is to open an encrypted file without password! Therefore, you must know about this Office file password unlocking software - WooTechy iCrowbar!

It can quickly recover passwords for Excel, Word, PowerPoint and even PDF, ZIP and RAR, so you can open encrypted files even without passwords. In addition to this it can also remove editing and formatting restrictions on files with one click, allowing you to edit, modify and copy. And now it has become the most popular file password recovery tool on the market today!

WooTechy iCrowbar - The Best Office File Unlocker




  • Unlock Password: Quickly recover passwords of different file types including Excel, Word, PowerPoint, PDF, RAR, ZIP, etc

  • Remove Restriction: One-click to remove editing and formatting restrictions on Excel, Word, PowerPoint, PDF so you can modify, copy and print

  • 4 Attack Modes: Provide 4 powerful password attack modes, with almost the highest cracking success rate in its class

  • 10 Times Faster: Use advanced algorithm and GPU acceleration, the decoding speed is 10 times faster than similar products

  • Easy To Use: Friendly to non-technical people, unlock file password in just a few simple steps

  • Win: Free Download

    Secure Download

    Mac: Free Download

    Secure Download

How to Unlock Excel/Word/PowerPoint Without Password?

Step 1: Download and install WooTechy iCrowbar software on computer. Launch it and choose a file type.


Step 2: Select the "Recover Password" mode, then click "Add" to import the password protected file into the software.

Step 3: Choose an attack type according to your situation, then click "Recover" to start the password recovery.

Step 4: After the password is recovered, it will be displayed on the interface. Now you can click "Copy" to copy and paste the password to open your encrypted files!

recover excel password 2


Well, these are the latest valid and free Microsoft Office 365 product key we have collected, so activate your Microsoft Office 365 now! You can also get Office 2021 product key, Office 2019 product key, Office 2016 product key, Office 2013 product key by clicking on the links. We will regularly update the free product keys and the latest activation methods for each version of Microsoft Office. Hope it will be helpful to you and welcome to bookmark!

It's worth re-emphasizing that we highly recommend WooTechy iCrowbar to all Microsoft Office users! This file password unlocker helps you quickly crack encrypted office files and also removes editing restrictions easily. It has now become an essential efficiency tool for many office workers! Download it and try it out!

Win: Free Download

Secure Download

Mac: Free Download

Secure Download

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