Most current browsers will work on edX.org. For best performance, we recommend, and fully support, only the latest versions of:
Troubleshooting browser problems
Many problems with missing form fields, buttons that do not function, or other page display issues are caused by your browser. Here are some things to try to fix viewing problems:
- Make sure your browser is the most current version.
- Clear your browser's cache. Here are instructions on clearing your cache in Chrome or Firefox.
EdX app support
The edX app is free and available for smartphones and tablets on both Android and iOS platforms. For the iPhone app, your device must be running iOS 7 or later.
While smartphones and tablets can be used to access and take courses, some more advanced problem types and content features may not function properly. The edX app also has certain problem completion restrictions.
Note: EdX recommends that you complete all graded assignments in a web browser on a computer. If your course includes timed exams or proctored exams, you cannot take them using the edX app.