If campaigns on Polygon network are not loading correctly, you might need to check the network settings in MetaMask.
Please follow these steps to check if the correct RPC URL has been added for Polygon network:
Click on the colored circle in your Metamask and go to settings
2. Select networks and click on Matic (Polygon) Mainnet
3. Check if the New RPC URL is filled in correctly

If this solution doesn't solve your problem, please send us a request via the support widget.