All the state hospitals recently adopted a new record-sharing system that will
keep patients like you from having to register personal information at each
facility.
所有的州立醫院最近都採用了新的病例共享系統，讓像您這樣的病患不必在個別設施中登
記個人資料
請問這段話中的from having to 是代表 不必 嗎？感謝～

keep... from 使…免於

同樓上