General Help

iOS:

• Go to Settings > [Your name]
• Scroll down to the bottom
• Tap Sign Out
• Enter your Apple ID password & tap Turn Off
  • If you do not know your Apple ID password, you may reset the password in order to sign out
• Tap Sign out again to confirm you want to sign out of iCloud

Android (Samsung):

• Navigate to Settings > Accounts & Backup > Manage Accounts
• Tap on any associated Google or Samsung account & tap Remove Account
  

Android (Google Pixel)

• Go to Settings > Accounts
• Tap the account you want to remove
• Tap Remove account