Beginning Oct. 1, operating hours will expand at southern Beaufort County’s two library branches. The Hilton Head Island library will be open from 9 a.m. to 7 p.m. Mondays, 9 a.m. to 8 p.m. Tuesdays, 9 a.m. to 6 p.m. Wednesdays, 9 a.m. to 8 p.m. Thursdays, 10 a.m. to 5 p.m.