User Gesture Instructions for the Touch screen B series aio (ideacentre) Lenovo B350 All-in-One (ideacentre) - Type 10133

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User Guide

5.  Zoom Operation

Touch two fingers lightly on the desired item on the touch screen, then keeping 
both fingers on the screen, change the distance between them. By increasing 
(or decreasing) the distance, you can perform a zoom in (or zoom out) 
operation. For example: you can enlarge or reduce the picture size in Windows 
Photo Viewer.

6.  Rotation Operation

Use two figures to touch the desired item on the touch screen, then rotate 
them in the desired direction. For example: you can rotate the picture which is 
being displayed in Windows Photo Viewer.

  Note: To learn more about how to use the touch screen, refer to Windows 

Help and Support by press Windows key   + F1 or Select Settings 
charm, then select Help.