Subway surfers game lagging in iphone 15

First try a forced restart, if that doesn't work reinstall the app. If that doesn't work contact the app developer for help with their software.

Try a forced restart.

• Press and quickly release the volume up button

• Press and quickly release the volume down button

• Press and hold the side button.

• When the Apple logo apps, release the button.

Force restart iPhone - Apple Support (IN) Force restart iPhone - Apple Support (IN)

If its the game cant help you

if its the iphone just delete the app and restart your phone

Michael