The Smackdown after WrestleMania supported higher ratings.
Leading up to WrestleMania 34, Smackdown had a dip in ratings. Three weeks ago, the show had the highest ratings since last year's Superstar Shakeup with 2,888,000 viewers on average. Over the next two weeks including the last show before WrestleMania, the ratings took a hit but then this week they went back up to 2,952,000 average viewers according to ShowBuzz Daily
Raw also supported great ratings this week with over 4 million viewers for the first two hours.
Smackdown beat all other cable original shows in the 18 to 49 year old demographic by averaging 980,000 viewers in that demographic. The show also averaged a higher viewership than every show in the same time slot besides Hannity and Rachel Maddow Show.
Three videos on the WWE YouTube from Smackdown had more than one million views. Those videos were Paige being announced as General Manager, Daniel Bryan versus AJ Styles, and Carmella winning her first Smackdown Championship. Raw had a lot more videos with more than a million views this week.