Originally Posted by pirl8
There's a weird problem with the reader font size patch on my kindle touch.
It works perfectly with any font size for "old" mobi format books.
Setting font size to 15 does not work with .azw3 book (while 14 or 16 is OK).
I cant' figure out why!
Because the size is embedded in the format perhaps?? I am not sure TBH
Perhaps a conversion thru calibre to an older format would fix it up.