Method for operating a hand-held power tool , with a rotating shaft , which hand-held power tool is switchable to a first and second mechanical mode for driving the rotating shaft , wherein the first mechanical mode is for driving the rotating shaft with a rotating movement, as a drill mode and/or a hammer drill mode also with an axial movement, and the second mechanical mode for driving the rotating shaft with a further rotating movement or as a chiseling mode with an axial movement and substantially stationary with respect to rotation, wherein the method comprises detecting a rotation movement characteristic of the rotating shaft directly and determining an operational setting of the hand-held power tool based on the detected rotation movement characteristic by setting dynamically a resulting electrical mode of the hand held power tool based on the detection during actual operation, wherein setting dynamically the resulting electrical mode comprises switching to a first or second electrical mode of the hand-held power tool , wherein the first and second electrical mode of the hand-held power tool correspond to the first and second mechanical mode for driving the rotating shaft , respectively, wherein the hand-held power tool is a combi hammer , and wherein the hand-held power tool comprises a user-actuatable mechanical switch for switching between the first and second mechanical mode, and wherein switching to the first electrical mode comprises setting a functional parameter, preferably an activation threshold, for an electric function, preferably electric safety function, of the hand-held power tool to a first parameter value, further preferably, wherein switching to the second electrical mode comprises setting the functional parameter for the electric function of the hand-held power tool to a second parameter value, in particular, wherein switching to the first electrical mode comprises enabling the electric function and wherein switching to the second electrical mode comprises disabling the electric function. wherein the first mechanical mode is for driving the rotating shaft with a rotating movement, as a drill mode and/or a hammer drill mode also with an axial movement, and the second mechanical mode for driving the rotating shaft with a further rotating movement or as a chiseling mode with an axial movement and substantially stationary with respect to rotation, wherein the method comprises detecting a rotation movement characteristic of the rotating shaft directly and determining an operational setting of the hand-held power tool based on the detected rotation movement characteristic by setting dynamically a resulting electrical mode of the hand held power tool based on the detection during actual operation, wherein setting dynamically the resulting electrical mode comprises switching to a first or second electrical mode of the hand-held power tool , wherein the first and second electrical mode of the hand-held power tool correspond to the first and second mechanical mode for driving the rotating shaft , respectively, wherein the hand-held power tool is a combi hammer , and wherein the hand-held power tool comprises a user-actuatable mechanical switch for switching between the first and second mechanical mode, and wherein switching to the first electrical mode comprises setting a functional parameter, preferably an activation threshold, for an electric function, preferably electric safety function, of the hand-held power tool to a first parameter value, further preferably, wherein switching to the second electrical mode comprises setting the functional parameter for the electric function of the hand-held power tool to a second parameter value, in particular, wherein switching to the first electrical mode comprises enabling the electric function and wherein switching to the second electrical mode comprises disabling the electric function. <EOS>