Hey there! I understand you're having trouble with the DingTalk app not loading data on your Windows 10 device. Let's work through this together and get it sorted out.

1. Check Internet Connection: Make sure your device is connected to the internet and that the connection is stable. A simple way to verify this is to open a web page in your browser.

2. Clear Cache and Cookies: Sometimes, data not loading can be resolved by clearing the cache and cookies. For DingTalk, you can do this by:
- Going to the Settings or Options menu.
- Looking for an option related to Privacy or History.
- Clearing browser cache and cookies related to DingTalk.

3. Restart the Application and Device: Close the DingTalk app completely and restart your computer. Sometimes, a simple restart can resolve connectivity or application issues.

4. Reinstall DingTalk:
- Uninstall the current version of DingTalk from your system.
- Download the latest version of DingTalk from the official website or a trusted source.
- Install it again and see if it resolves the issue.

5. Firewall and Antivirus: Ensure that your firewall or antivirus software is not blocking DingTalk. Check the settings to make sure DingTalk has the necessary permissions to access the internet.

6. Server Issues: Occasionally, there might be server-side issues with DingTalk. If this could be the case, check their official support page or social media for any announcements regarding outages or maintenance1.

Please give these steps a try and let me know how it goes. If it's still not working, we can dive a bit deeper into other potential solutions. Are you satisfied with the solution I provided?