Automatically Schedule is selecting among top candidates after midnight each day.
However, there is always more than one suitable workout you can choose from and you can do that from the Training page prior to working out (including at the last minute).
See: Training Suitability – Xert
Another option is to run Autogen to create a simple workout that’s meets the day’s XSS goal.
Or use Magic Buckets if you have a Garmin which works even if no workout is selected or scheduled on the Planner.
If you suspect a power spike influenced your last BT on file, you should flag that entry.
Flagging retains the strain score analysis while excluding signature calc.
For a more accurate assessment of your current signature consider riding a “fitness test” workout in Slope mode on your next HIT day preferably after a rest or easy day.
See: From old trainer to smart trainer. Set FTP - Training - Xert Community Forum
Form is changing on the hour and depending on when that change occurs the recommended list will update accordingly.
To see this in action go to the Planner for today or tomorrow and select Choose Training.
Notice the default Start time is when you usually train on that day of the week.
Watch what happens to the recommended list when you change the Start time from early morning to late afternoon or vice versa.