question: App takes too long to disconnect
answer: 
  This guide will show you what to do if the ExpressVPN app on your device is:
  
  Taking too long to disconnect
  Stuck on “disconnecting”
  
  After each step, check if the issue is fixed. If the issue is fixed, you can skip the rest of the steps.
  
  Jump to…
  
  1. Download the latest version of ExpressVPN
  2. Change your VPN protocol