When the Rotate toolbar is used to edit solid faces, it contains an additional button. This lets you change the face you have selected while the toolbar is displayed:

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to continue editing.There are three ways to specify the direction of rotation. Select one of the following buttons on the Rotate toolbar to specify the rotation method:
— to use a normal as the rotation axis.
— to use two points to specify the rotation axis.
— to use three points to specify an arc as the rotation axis.