I tried your attached docx file with calibre 4.10.0 which is almost a
year old and got the same result. I dont think calibre has ever centered
such images. Check your previously converted file and use whatever form
of image positioning you are using there for similar results.
I tried your attached docx file with calibre 4.10.0 which is almost a
year old and got the same result. I dont think calibre has ever centered
such images. Check your previously converted file and use whatever form
of image positioning you are using there for similar results.