I have had recordings fail and I think it has to do with the ATSC3.0 broadcast signal. If your PBS recording were the ATSC3.0 broadcasts that might explain it. I have seen people complain about the reliability of ATSC3.0 as the broadcasts seem to have technical issues now and then.

Link did not work for me

Professor T on PBS. It recorded all 6 episodes except for #2. It also did this with another PBS series.

Then Shark tank it missed Season 17 episode 1 and now has episodes 2 and 3 scheduled.

I have 4 tuners and only PBS being recording at the time.

No amps on antenna.

Using Flex 4k with FireTV ...

Not sure if I can pinpoint what or why it is happening but when I set up a series to record it seems to skip an episode.

When I review the series I will see episode 3 and 4 recorded but not 1 and 2. Or 1 recorded, 2 skipped and then 3 and 4.

Why this is strange is that on another DVR I will set ...

WABC in NYC just implemented DRM so 107.1 no longer tunes in on the Flex 4k. 7.1 AtSC 1.0 works just fine.

Which is why I asked a while back why the HD Homerun could not be modified so it could at least tune and receive encrypted ATSC 3.0 stations so they could be at least viewed on the TV but not record them until the legal stuff is resolved. Seems like an easy change to me.

Making that change would be ...

I have a related question or maybe not.

Why can't SD enable the HD Homerun to view DRM channels but suppress any recording for DRM channels until there is a solution to the DRM issue? At least owners of the homerun could view the ATSC 3.0 channels with DRM enabled. I know this is not the ultimate ...