Andy Burns wrote:
Upgraded from 8.1 to 10 OK, had received three KB updates and the
daily(?) Defender updates OK, but now all I see is

"There were some problems installing updates, but we'll try again later.
If you keep seeing this and want to search the web or contact support
for information, this may help: (0x8024402f)"

tried an "sfc /scannow"

As admin, I tried the .bat file from 7forums that includes all the
commands recommended by MS in
https://support.microsoft.com/en-us/kb/971058

tried with firewall temporarily disabled.

No dice

I removed the most recently installed "security update", rebooted no
different, ran the troubleshooter from control panel, and now it's
offering to install a cumulative update and a flash update, so it seems
to have kicked it back into life ...