The settings for part selection [Part selection] are taken from the PARTdataManager - Settings, e.g. selection with single click [Selection with single click], show quality seal [Show quality seal] or show technical view in tooltip [Show technical previews in tooltips].

PARTdataManager -> Extras -> Settings [Settings...]..

Further settings can be optionally set administratively via $CADENAS_USER/seamless.cfg can be set administratively. See seamless.cfg.