A technician receives a smartphone that has been experiencing screen-related issues. The display is barely visible, and the battery indicates the charge level is very low. The technician connects the device to a power source, but the screen remains dim. Which of the following should the technician perform FIRST to resolve the issue?
A. Enable airplane mode on the smartphone.
B. Reset the smartphone to factory settings.
C. Manually restart the smartphone.
D. Remove and reinsert the smartphone’s battery.
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