This guide will help you install Office 2019 on your PC.


Before you Begin:

1) You will need to purchase a Product Key for Office Professional 2019 from this link.
2) Remove any existing Office from your PC (including older versions of Office and Office 365)


How to Download Office Professional 2019?

1) Visit
2) Log into your Microsoft account.
3) Enter the Product Key you purchased.
4) Select Country and Language and click next to start the download.


How to Install Office Professional 2019?

1) Once Office Installer is downloaded, please open the downloaded file.
2) Finish the install and open an Office app like Word. It should ask you for the Product Key. Enter the Product Key purchased from us. Make sure to check your Spam/Junk mail folder for emails from Keymart.
3) Click Activate. Wait for activation, close Word and open it again to make sure it is activated.



If for some reason you need to change the Product Key of your existing Office 2019. Please follow the instructions on this link: How to change Office Pro 2019 Product Key.