Why does Sony's SLR shoot gray? How to adjust the color mode?

Gray and noise are not the problems of the lens. ...

Many photos in the forum are post-processed, so don't be superstitious. ...

The problem of graying is not very easy to solve, so you can only take pictures when the weather is good, avoid the sun, and you can also add polarizers to the scenery photos. In addition, early morning and evening are the prime time to take pictures in a day, so try it. ...

For the problem of too much noise, just lower the sensitivity. If the shutter is slow, put it on a tripod. ...