Nikon D7200 - Can Not Select Focus Point; AF-Assist Illuminator Does Not Light

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Can not select focus point:
• Unlock focus selector lock (0 89).
• Auto-area AF selected, or face detected when face-priority AF is
selected in live view: choose another mode (0 86, 88).
• Camera is in playback mode (0 229) or menus are in use (0 266).
• Press shutter-release button halfway to start standby timer (0 37).
Can not select AF mode: Manual focus selected (0 83, 97).
Can not select AF-area mode: Manual focus selected (0 83, 97).
Only one shot taken each time shutter-release button is pressed in continuous release
mode: Continuous shooting is not available if built-in flash fires (0 148).
Image size can not be changed: Image quality set to NEF (RAW) (0 77).
Camera is slow to record photos: Turn long exposure noise reduction off
(0 271).
AF-assist illuminator does not light:
• AF-assist illuminator does not light if AF-C is selected for autofocus
mode (0 83) or if continuous-servo autofocus is selected when the
camera is in AF-A mode.
Choose AF-S. If an option other than auto-area
AF is selected for AF-area mode, select center focus point (0 91).
• The camera is currently in live view.
• Off is selected for Custom Setting a9 (Built-in AF-assist illuminator,
0 277).
• Illuminator has turned off automatically.
Illuminator may become hot
with continued use; wait for it to cool down.
Smudges appear in photographs: Clean front and rear lens elements.
If
problem persists, perform image sensor cleaning (0 321).