tech support

how to turn down volume or brightness by ½ or ¼ steps on mac:

½ steps: shift key ⇧ + volume (F11/F12) or brightness (F1/F2) down / up key

¼ steps: option key ⌥ + shift key + volume (F11/F12) or brightness (F1/F2) down / up key

iphone glitching hack:

1. quick press volume up

2. quick press volume down

3. hold power button until  appears