Because , using Office 2013 on an internet-connected PC exposes you to potential vulnerabilities that Microsoft no longer patches. Most users are now encouraged to move to Microsoft 365 or Office 2024 for continued security and feature updates. End of support for Office 2013 - Microsoft Support

Once you've downloaded the ISO file, follow these steps to install Microsoft Office 2013:

Once you've downloaded the ISO file, follow these steps to install Office 2013:

. This version is strictly for Volume Licensed (VL) customers [23, 30]. Microsoft Partner Network