Nikon D780 DSLR Camera (Body Only) - Manual (Page 269)

223 Shooting Settings
A Fine-Tuning Preset White Balance
The selected preset can be fine-tuned by
selecting [
Fine-tune ] and adjusting white
balance as described in “Fine-Tuning White
Balance” (
0 200).
A Edit Comment
To enter a descriptive comment of up to 36
characters for the current white-balance
preset, select [
Edit comment ] in the preset
manual white balance menu and enter a
comment (
0 61).
A Protect
To protect the current white-balance preset,
select [
Protect ] in the preset manual white
balance menu, then highlight [ On ] and press
J . Protected presets cannot be modified.