How to Prune apple 'Bountiful'?
Prune according to chosen training method, often twice a year. See apple pruning

apple 'Bountiful' · Malus domestica 'Bountiful'
Prefers a deep, fertile, moist but well-drained, neutral soil in a sheltered, sunny position. Will not thrive on very acid soils, shallow chalk soils or with shade for more than half the day. Thin fruit in late spring or early summer to improve size and quality. Tree size will vary with rootstock and training method. See apple cultivation
Prune according to chosen training method, often twice a year. See apple pruning