How to use Nikon SLR?

Nikon SLR camera tutorial is as follows:

1. The switch at the top right corner of the camera is the main switch of the SLR camera.

2. The button in the lower left corner of the power switch is the metering button.

3. The dial button on the back of the fuselage, press and hold the metering button and turn the dial on the back of the fuselage to change the metering range.

4. The button on the right side of the power switch is the exposure compensation button.

5. The turntable on the left side of the camera. M, A, S and P are in manual mode, while U 1 and U2 are in user-defined mode. Auto (green) is in flashing mode, and the lightning protection icon is in non-flashing mode.