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- On your Samsung Galaxy home screen, tap the Menu button, and then select Settings.
- Next, tap Accounts, and then click Add account.
- On the Add account screen, select Google.
- On the Add a Google account screen, tap Existing and then follow by entering your username and password.
- Next, follow the rest of the on-screen instructions to complete the setup.
Follow the link for information about the Google Calendar app for Android here.