p.146. "or use the LibreOffice Quickstater". Out of place in a list of different system menus. I suggest putting it at the end of the paragraph. "In Windows, you can also use the LibreOffice Quickstarter."
p.161. These text boxes are called/known as AutoLayout text boxes. Duplication in 2 successive sections. I suggest the second section be called "Using AutoLayout text boxes".
p.166. "Alternatively and after inserting a new slide". Should this be "or after inserting a new slide"?
p.168. Near bottom: "Figure155Figure 138". Should be Figure 155.
p.169. New master icon is in Fig 156, not 155.
p.171. Modifying a slide master 3). Reference should be to Figure 155, not 156.