With the aid of the local Bulgarians Kiril restored the Lešok Monastery, which had been abandoned for 100 years. Kiril devoted himself to a considerable amount of preacher's, literary and educational work. He opened a school and tried to establish a printing press, convinced of the printed book's importance.
Kiril, with the help of local Bulgarians, restored the Lešok Monastery after it had been vacant for 100 years. Kiril dedicated himself to various pursuits, including preaching, literature, and education. He founded a school and tried to introduce a printing press, convinced that printed materials were essential.