Calibre 7.24
Code:
C:\Users\user>ebook-convert.exe "C:\Users\user\Desktop\kepubify\Resolution Test Patterns - Ima Pseudonym.epub" "C:\Users\user\Desktop\kepubify\Resolution Test Patterns - Ima Pseudonym2.epub" --epub-version "3"
Conversion options changed from defaults:
epub_version: '3'
1% Converting input to HTML...
<deleted to save some boredom>
Looking for large trees in OEBPS/Text/Section0008.xhtml...
No large trees found
Upgrading to EPUB 3...
EPUB output written to C:\Users\user\Desktop\kepubify\Resolution Test Patterns - Ima Pseudonym2.epub
Output saved to C:\Users\user\Desktop\kepubify\Resolution Test Patterns - Ima Pseudonym2.epub