In our post about Google pulling the Android 8.1 developer preview OTAs, many of you mentioned that you were also having trouble downloading the OTA from the Android Beta Program. Since the OTA downloads for sideloading had been pulled, that was the only way to move to 8.1 without an unlocked bootloader. Well, those problems should now be resolved.
In a post on the Google product forum related to the issue, earlier today a representative from Google let everyone experiencing the problem know that a new OTA should be rolling out now.
Problems installing the 8.1 Android Beta Program OTA should be resolved was written by the awesome team at Android Police.