Settings -> Privacy -> Website data -> Swipe left and try to delete. Tried deleting for youtube.com and the app crashes without deleting the data. Is a reproducible issue on my phone.
App version: 1.3.19 (10) (WebKit 8620.2.4.10.8)
System version: 18.3.2
Device type: iPhone 13 Mini
Native bounds: (1080.0, 2340.0)
Scale: 3.0
Regular tabs: 39/orion://newtab/
Delete the website data like cache, local storage, etc.
1.3.19
18