The steps below can help resolve or identify common issues with Cambridge GO. We recommend completing these steps before contacting our support team.
Clear your browser cache and cookies
Clearing your cache and cookies can resolve issues caused by stored browser data, including errors such as “Missing/Invalid required parameters: DeviceId”.
Google Chrome
- Open Chrome and select the three-dot menu in the top-right corner.
- Click Delete browsing data.
- Set the Time range to All time.
- Select:
- Cookies and other site data
- Cached images and files
- Click Clear data.
Safari
- Open Safari and select Safari > Settings from the menu bar.
- Go to the Privacy tab.
- Click Manage Website Data.
- Select Remove All (or choose specific sites and click Remove).
Try opening Cambridge GO in a different browser.
Accessing Cambridge GO in another browser can help identify whether the issue is browser-specific.
We recommend using Google Chrome. However, you can also try Safari or Mozilla Firefox for comparison.
Check your internet connection
Connectivity issues can sometimes affect access to Cambridge GO, particularly when using school networks or VPN services.
- Try connecting to a different Wi-Fi network (for example, a home network).
- Alternatively, use mobile data or a personal hotspot for testing.
Please note that VPNs can interfere with Cambridge GO, so we recommend disabling them when using the platform.
Contact support
If the issue persists after completing the steps above, please contact our support team using the button at the bottom of this page.
To help us investigate your issue more efficiently, please include:
- A detailed description of the problem
- A screenshot or screen recording of the issue (if available)
- The username or email address associated with your account
(Please do not share your password. Cambridge University Press & Assessment will never ask for it.) - Your device details (model and operating system, e.g. Windows 10)