The add-on is installed as usual.
Via the options of the add-on under
/admin.php?add-ons/Xencafe-PrevNextRes/options
one determines:
- Show text links back/forward or title
- Shorten title to x letters
- Show icons
- Show back/next at top and/or bottom
- Turn carousel mode on or off
- Set sort order
Via Appearance > Style properties > [Xencafe] Prev / next resources or
/admin.php?styles/default-style.1/style-properties/group&group=xc_pnr
you define for flex-justify how the buttons should be displayed.