How to bleach black hair?

its been a couple months since I dyed my hair so when is it best to bleach black hair?

I dyed my hair way too dark and it came out looking black but I just wanted a medium brown and my hair came out black on top ...

How do you make hair bleach from scratch? Please not comments telling me to go to a salon.

I have blonde hair on the top, and black on the bottom. If I want to bleach the black hair on the bottom (I know it will turn...

What kind/brand of bleach should I use on my black hair when trying to go back to my medium brown hair color?

I dyed my hair jet black first time ever dyeing my hair. I have been washing it with head and shoulder and the color has been...

My hair is jet black but I want it to be purple how do I do it without bleaching my hair?

So I have a strawberry blonde hair I'm wordering should I dye it black or bleach blonde?

I HAVE A BLACK RINSE NOT PERMANENT . HOW DO I GET THE RINSE OUT?

im a red head I put black streek in my hair it didnt turn out what do I do