Kindle app frozen and buffering
Not a storage problem. No update available. Rebooting phone didn’t work.
iPhone 15 Pro Max, iOS 17
Have you closed the app?
Close an app on your iPhone or iPod touch - Apple Support
M1 Mac mini, macOS 14.3.1; Watch, series 7 GPS/cellular, watchOS 10.3.1; iPhone 12 Pro, iOS 17.3.1; TV 4th Gen, tvOS 17.3; HomePods, audioOS 17.3 and Airport Express w/ Airplay 2