New Sketch on a Default Plane

From the ribbon

1. Select Part | Sketch | To Face or line >  To horizontal (XY) plane / To vertical (XZ) plane / To lateral (YZ) plane.
2. Draw a sketch or read an existing sketch from the sketch library.
3. Accept the sketch by selecting OK or cancel it by selecting Exit.

From the context-sensitive menu

1. Select the context-sensitive function New Sketch >  To horizontal (XY) plane / To vertical (XZ) plane / To lateral (YZ) plane.
2. Draw a sketch or read an existing sketch from the sketch library.
3. Accept the sketch by selecting the context-sensitive function OK or cancel it by selecting the context-sensitive function Exit.