If you are facing any technical error due to download and install the Microsoft office 365 on the Windows 10 or Mac, iOS can follow the following simplest steps, also for beginners.
1. Open your computer Web browser
2. Type in search bar
office.com/setup3. Enter product key(25 digit alphanumeric)
4. Select region.
4. Select your OS.
5. Now open your downloaded file
6. And click on it.
7. Click install.