Recommended: download the 64-bit full version of win 10 system.
The steps are as follows:
1. Press win+R to enter services.msc and click OK to open the service;
2. Ensure that the WindowsUpdate service is enabled in the service interface;
3. Open Settings Update and Security WindowsUpdate, and then click the Check Update button to run Windows Update manually.
4. Press win+r to start the operation, enter perfmon/report, click OK, and then do the following:
Check the properties of the operating system disk-Check the disk status Security Center test-Information about the Security Center. User account control check Windows update status check system service status hardware devices and drivers and devices supported by Windows management infrastructure.
5. After completing the task, a list of survey results will appear. Restart the computer windowsdefender to run normally!
Win 10windowsdefender prompts "health report is not available", so this is everyone's solution. If you encounter the same situation, you might as well do it yourself!