1 pointTry installing it, rebooting and then try Win updates again https://www.catalog.update.microsoft.com/home.aspx
1 pointSome info on this here andrey https://borncity.com/win/2019/08/14/windows-updates-kb4512506-kb4512486-drops-error-0x80092004/ Do you have KB4474419 and KB4490628 installed?
1 pointWe've had this conversation before. There's no need to keep posting your information. We already have it. If there's a way your files can be decrypted, then you will be contacted privately to let you know how.