iPhone/iPod/iPad touchscreen keyboard
Touch and hold one of these keys (a e i o u c l n s y z. $ & % 0 ), for a moment or two, to to reveal a list of special characters. Select by sliding your finger over.
To change or add language keyboards, press Settings, then General. Scroll down and select International, then Keyboards where numerous languages are available by scrolling down. More at this Apple site .
*To enter a number or symbol quickly, touch and hold, then select the key you want. Lifting your finger returns you to the alphabet keyboard.
• To type an accented or special character, hold the letter key and roll the trackball to the left or right. For example, to type ü, hold U and roll the trackball to the left until ü appears. Release the letter key when the accented or special character appears.