Summary

An "unsupported OS/browser error combination" occurs when you try to access a website or application using an operating system (OS) or web browser that is no longer supported by the developer. This means the website or application may not work properly, display incorrectly, or even be completely inaccessible on your device. The following section provides a scenario, along with ways to fix this issue.

Common Issues

Applications such as the CAASPP SecureTestBrowser, as shown above, will display the "Unsupported OS/Browser Combination" error if the operating system is out of date. To ensure smooth operation, the following section provides step-by-step instruction to update your Chromebook . 

Updating Chromebook

1. At the bottom right of the your screen, click on the time, then click on Settings as represented by the cogwheel ⚙️.

Note: It may look different from the picture above, but the process is still the same.

2. On the left panel select About ChromeOS.

3. On the right panel under "Google ChromeOS", select Check for updates.

Note: If the update seems frozen and does not show a percentage increase, click the REFRESH 🔃 button located on the top of the keyboard as shown in the picture below. You may also exit out of the window and do the process again. 

4. Once completed, click Restart.

Tip: You may have to do this process once or twice to get to the latest version.