He studied at Salzburg from 1789 to 1794, took a two years' course in philosophy at the University of Innsbruck (1794–96), and entered the Benedictine Order at Fiecht, Tyrol, in September, 1796.
Returning to Fiecht in 1800, he taught Biblical exegesis and was ordained priest in 1801; late in the same year he was appointed master of novices, in 1802 professor of Christian ethics and in 1803 of ecclesiastical history.
To Feilmoser's request for a specification of the objectionable passages in his writings no reply was made, but the entire matter was reported to the emperor in Vienna.
He was denied the opportunity of publicly defending himself, inasmuch as the imperial censor in Vienna, on 17 July 1819, decided that since the anonymous work was published in a foreign country, it was under Austrian censure and must be regarded as non-existent.
He denied the genuineness of the Comma Johanneum and maintained that the Books of Job, Jonas, Tobias, and Judith are merely didactic poems.