Samsung Galaxy S7 Edge

• How do I clear the cache/cookies?

• How do I check the available memory?

• How do I use the heart rate monitor?

• How do I send text messages and multimedia messages?

• How do I add a calendar event?

• How do I reset my Samsung Galaxy S7 Edge?

• How do I turn off the screen lock?

• How do I set the default email account?

• How do I delete a contact entry?

• How do I add a Microsoft Exchange email account?