Coloring Relaxed Hair How Do You Prep(home) Relaxed/colored Treated Hair Befor Getting Braids?

How do you prep(home) relaxed/colored treated hair befor getting braids? - coloring relaxed hair

My hair is relaxed sick in topand at the edges I want to get braids.I have and colored hair at home forever, never 20yrs.Now is gray and I want to stop relax and color, then fell How can this transition. It is extremely dry and suggestions brittle.ANY