You are troubleshooting a mobile device with no sound output from the headset or external speakers. Which of the following steps should you take first?
a. Verify the physical volume control is turned up.
b. Reset the device to factory defaults.
c. Perform a manual OS update.
d. Close any unused apps.
Answer: a. Verify the physical volume control is turned up.
Computer Science & Information Technology
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Computer Science & Information Technology