Quality Assurance

Michigan State University officially supports the latest version of browsers used by more than 1% of visitors to msu.edu or msutoday.msu.edu.

Officially supported browsers, as of July 2026, with percentage of total users:

Data based on July 2025 – June 2026, traffic reports

• Test the website on various platforms, browsers and devices.
• Be sure to test both PC and Mac.
• Test in all officially supported browsers.
• View pages at all viewport sizes to confirm content displays as desired.
• Consider the key audience and their device and browser preferences as a way of prioritizing testing. Use analytics to determine the devices, screen sizes and browsers most used.
• Use an emulator browser extension or online testing service if the unit does not have access to multiple devices for testing.
• Utilize accessibility testing tools, including Silktide, to ensure webpages meet accessibility standards. 

Check for HTML and CSS errors that break functionality and layout. 
Use free validation tools: 

• W3C Markup Validation Service
• CSS Validation Service 
• For automated validation, consider Total Validator

Make it a regular practice to audit the website for broken links, accessibility barriers and browser compatibility issues. Check for issues every time a page is added or deleted. Additionally, check for issues every three-to-four months, or more often if content is updated consistently.