If you were seeing issues with updating defender on servers – you aren’t alone. Michael McElrath reported that it just cleared up.
Manually running update gets to about 66% and then error 0x80070643
Versions that show failed in the log are 1.383.1311, 1321, 1335, 1345, 1361 and 1379
Server 2016, 19 and 22 are all effected, but not all of each version.
Susan Bradley Patch Lady/Prudent patcher