A:Answer HI lenny, the DSC-H300 doesn’t support Color Mode Feature to set the image to black and white. However, you can edit and create monochromatic black and white effect on PlayMemories Home software. For more information, visit the following links:
https://us.en.kb.sony.com/app/answers/detail/a_id/45121/p/40096,40097,40126,90704/c/65,66/kw/How%20to%20set%20pictures%20Black%20and%20white
http://support.d-imaging.sony.co.jp/www/disoft/int/download/playmemories-home/index.html
I hope this helps, Dave