Android (6.0+), Android table, iPhone and iPad

1. From Chats, tap your profile picture.
2. Tap  Settings, scroll down and tap Notifications.
3. Toggle the listed notification types on or off:

• Chat Notifications: to mute chats only (calls will still come through)
• Push Notifications (notifications when you're not using Skype on your device)
  • Reactions: to be notified when someone reacts to your messages
  • Notification sounds: to play sounds for new messages
  • Multiple Devices: to keep push notifications active on your device even when you are on Skype on another device
  • Tips & Tricks: to show or hide in-app notifications about Skype features, though you will still see critical system notifications if this is turned off
    Note: if you turn off Tips & Tricks, you might not see birthday notifications in Skype
  
  
  • Scheduled call notifications: to be reminded for scheduled calls
  • Poll notifications: to be notified for polls in Skype
• In-app notifications (Notifications when you are using Skype on your device)
  • Chat banner notifications: turn on or off in-app banners for chat notifications
  • Tips & Tricks:
    Note: even if you turn this off, you will still get critical system notifications
  • In-app sounds: to play sounds for in-app banner notifications
  • Scheduled call banner notifications: to be reminded for scheduled calls while you’re using Skype
  • Show in-app banner notification for polls: to be notified for polls while you’re using Skype
• Do Not Disturb: 
  • Show chat notifications: to mute chats in Do Not Disturb mode
  • Show call notifications: to mute calls in Do Not Disturb mode
• Email Notifications:
  • Missed chat reminders: to receive email about chats you missed in the last 72 hours
  • Missed call reminders: to receive email about calls you missed in the last 72 hours

Note: By default, with Notifications or Smart Notifications turned on, calls will ring through.

Android mobile 4.0.4 - 5.1

1. Tap the Menu button . 
2. Tap Settings and then scroll down to Notifications.
3. Toggle the listed notification types on or off:

• Vibrate: to vibrate on notifications
• Play sound: to play sounds on notifications
• Pulse notification light: to pulse the device’s lights on notifications

Note: Notification settings are not stored on your device when you sign out of Skype and select No when asked if you want to remember the account and application settings on the device.