To turn. the device off, hold the On/Off button down until the screen dims and the red âslide to power offâ slider appears. Slide your finger across the switch, and the iPhone powers down. (To turn your device back on, press and hold.
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Computing: Several kinds of paper used in printers, such as (1) Single sheet stationery: Paper cut into standard sizes (such as letter, legal, A4), sold usually in reams of 500 sheets and used mainly with friction-feed printers such as inkjet and laser printers.