Visio is a premium application. While standard Office apps (Word, Excel, PowerPoint) are included in most plans, Visio usually requires a separate license or a specific high-tier subscription.
Unfortunately, that is often not the case for standard plans. install visio from office 365
If you���re paying for Microsoft Office 365 (now called Microsoft 365), you might assume that Visio ���Microsoft���s powerful diagramming tool���comes included with your subscription. Visio is a premium application
Visio shares the same "Click-to-Run" technology as Office. Ensure your Office suite and Visio are the same bit-version (e.g., both 64-bit). Run Windows Update to fix conflicts. PowerPoint) are included in most plans