Watch all the action from the Baggies' opening-day clash of the 2023/24 season at Ewood Park.
Carlos Corberán's men rallied during the second half after falling two goals behind in the first 45, with Matt Phillips finishing off a good one-two between himself and new club captain Jed Wallace to get the visitors back in the game.
Unfortunately, strikes from Dilan Markanday and Harry Leonard would prove to be the difference, as Albion began the new campaign on the losing side in Lancashire.
Check out the WBA TV footage in the video below.