PocketBook Ultra - Manual (Page 40)

Reading Books 40
PDF & DjVu
You can change only the whole page scale only (except
Reflow mode for SDF ).
Sinch two fingers together to zoom out or spread them
apart to zoom in or slide a finger upwards the right
side of screen to zoom in or downwards – to zoom out,
respectively.
Under Mode reading menu section you can zoom pages or
select viewing mode:
1. Fit width – scaling page to the screen width;
2. Whole page – one page scaling;