How to set Yet EPUB Reader as Calibre viewer

Do you want to use Calibre for your e-book management, but don't like it's default EPUB viewer? Here is the simple way how you can configure Calibre to set Yet EPUB Reader as a default EPUB viewer.

Go to Preference Menu of Calibre, click "Behavior"

Make sure "EPUB" item is not checked

Now, when you open your EPUB file from Calibre, You can read the file with Yet EPUB Reader.

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