How to Fix SCCM Error 0xc0000098: Your Computer Needs to be Repaired.
Cause:
In most cases, Configuration Manager OSD error 0xc0000098 is caused by missed expired or wrong Distribution Point certificate.
Resolution:
To resolve this issue you must add a new certificate to SCCM Distribution Point:
1. Navigate to Administration\Site Configuration\Servers and Site System Roles\, select server with Distribution Point and open Distribution Point properties;
2. Select Import certificate, click on the Browse button, and select the proper new certificate in the network share;
3. Enter the certificate Password and click OK.
Note: For this operation, you must have *.pfx certificate.
Also, you can try to delete the existing boot images from SCCM and add new known good ADK boot images for x86 and amd64;