If you have an Ink Jet and not Laser printer: Ink Cartridge Low? Not true. this totally works, my printer stopped printing, saying there was no ink, I reset the cartridge and then printed 50 more documents and the ink still hasn't run out!
Use this little trick when you want to go back and forth between the alpha and numeric keyboard. / Press the slide to the character you want and it will auto-change bacto alphabet! / 19 Mind-Blowing Tricks Every iPhone And iPad User Should Know