From the Moodle documentation (https://docs.moodle.org/dev/Moodle_3.5_release_notes#Browser_support (new window) ):

Moodle is compatible with any standards compliant web browser. We regularly test Moodle with the following browsers:

Desktop:

  • Chrome
  • Firefox
  • Safari
  • Edge
  • Internet Explorer

Mobile:

  • MobileSafari
  • Google Chrome

For the best experience and optimum security, we recommend that you keep your browser up to date. https://whatbrowser.org (new window)

Note: Legacy browsers with known compatibility issues with Moodle 3.5:

  • Internet Explorer 10 and below
  • Safari 7 and below