材料/工具:vivo X9<br>1,打开手机主页面,点击打开设置按钮。<br><br><img src="https://pic.wenwen.soso.com/pqpic/wenwenpic/0/20200521203748-114255672_png_269_450_265762/0"/><br><br>2,进入设置页面后,点击打开更多设置按钮。<br><br><img src="https://pic.wenwen.soso.com/pqpic/wenwenpic/0/20200521203749-1588510665_png_269_450_59989/0"/><br><br>3,进入更多设置页面后,点击打开日期与时间按钮。<br><br><img src="https://pic.wenwen.soso.com/pqpic/wenwenpic/0/20200521203750-268592257_png_269_450_44443/0"/><br><br>4,可以选择自动设置,直接设置完成。<br><br><img src="https://pic.wenwen.soso.com/pqpic/wenwenpic/0/20200521203751-420273980_png_269_450_48337/0"/><br><br>5,可能有时候手机出故障需要手动设置。<br><br><img src="https://pic.wenwen.soso.com/pqpic/wenwenpic/0/20200521203752-492742077_png_269_450_52076/0"/>