How convert raster icons in vector?

There are bitmap icons that need to be translated to vector and vector to be translated into SVG, in order to give the coder.
June 8th 19 at 16:43
1 answer
June 8th 19 at 16:45
If the icons are large and with good contrast - traced in Ai.
If not in the same Ai to outline with a pen.

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