You will see the pop-up below when installing a different version of Office on the same Windows 10 computer. Some users have just Word or Excel installed on their computers because they don’t need or use any other Office app. If that’s the case, you can install another version of Office on the same Windows 10 computer and use them alright. The only way to do that is when one version of Office was installed using MSI. You can’t install Office 365 and the home or business version of Office 2019, Office 2016, and Office 2013 on the same Windows 10 computer. They track these licenses and machines they are installed on. The case is different for 2016 and subsequent versions. The good news is that Microsoft was lenient about users installing Office 2013 and older versions on two computers. The other is a retail license that you bought separately, and that came with a key and CD. In that case, the Office suite was pre-installed on your computer. One is the OEM license, which is non-transferable.

Otherwise, you will have to bear with the constant pop-ups that ask you to upgrade Office. exe installable file, you will still need a key to activate it. Even if you manage to install it using a. You will need an official CD and product key to install and activate an older version of Microsoft Office. That changed with the launch of Office 2007 when Microsoft started using the. doc proprietary format for all files created in Word. The single biggest problem will be the file association.Īnother problem could be the file format.

Microsoft didn’t design them to work that way. It will cause all sorts of problems and may or may not work.

You should avoid installing multiple versions of Office on the same Windows 10 computer if you can.

How to upgrade office 2010 to 2019