follow these steps if you do not want ink mode to be enabled and disabled automatically: 1. Click Start, click Run, type regedit in the Open box, and then click OK. 2. Locate and then select the following registry subkey: HKEY_CURRENT_USER\Software\Microsoft\Office\15.0\PowerPoint\Options\ 3. On the Edit menu, point to New, and then click DWORD Value. 4. Type StylusAutoInk, and then press Enter. 5. In the Details pane, right-click StylusAutoInk, and then click Modify. 6. In the Value data box, type 0, and then click OK. 7. Exit Registry Editor. Note If you change the value of the StylusAutoInk registry entry to 1, the new stylus pen behavior is enabled.