MACC 2021 Registration Browser Compatibility

Serious issues exist in Firefox that prevent it from completing the PayPal transaction. For that reason MACC is recommending that you use Google Chrome. If that is not possible, please consult the chart below for browsers that have been tested and are known to work.

We are sorry for the inconvenience.

Browser PC/Windows Mac/macOS iOS
Google Chrome
Microsoft Edge
Mozilla Firefox
Apple Safari

Notes and Download Links

 is a tested and known "good" combination.

 is a tested and known "bad" combination.

 is a combination that is not available.

 Google Chrome can be downloaded from

 Microsoft Edge can be downloaded from

 Brave can be downloaded from

Android Users

Android users: Please note that we had no Android hardware available to test this application. If you are an Android user and successfully register (including getting your confirmation page!), please let us know via email at

MACC 2021 Racer Registration App
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