Samsung Galaxy S6 User Manual page 338

2. Tap Default applications.
3. Tap each default setting to see what services or applications are available to set as the default.

Home: Choose a default Home screen mode.

Messages: Choose a default app for messaging.

Clear defaults: Tap Clear to clear defaults.
Note: If you choose a default messaging app other than Messages (Google Hangouts or Messaging+ for
example), you will not be able to use the Messages app unless you restore it as the default messaging
app. For details, see Default Messaging App
Settings
Settings.
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