看过22日苹果发布会的用户们应该都还记得，在这次的春季发布会上苹果的高层宣布最新的iOS 9.3正式版本即日开始推送，主要增加了Night Shift功能，备忘录支持密码加锁，以及对Apple News、健康和CarPlay等功能进行更新。

而现在还没有经过多长的时间，苹果就在悄无声息中推出了新的iOS 9.3.1升级。从目前看到的更新信息中，我们并没有发现该版本与之前的iOS 9.3相比有着太大的变动，预测只是一个小幅的修复升级。现在查字典教程网为大家整理了各型号iPhone/iPad/iPod的固件下载，大家可以各取所需。

iPod

iPod touch 5- Model A1421, A1509

iPod touch 6- Model A1574

iPhone

iPhone 4[S]- Model A1387, A1431

iPhone 5 (GSM)- Model A1428

iPhone 5 (Global)- Model A1429, A1442

iPhone 5c (GSM)- Model A1456, A1532

iPhone 5c (Global)- Model A1507, A1516, A1526, A1529

iPhone 5s (GSM)- Model A1453, A1533

iPhone 5s (Global)- Model A1457, A1518, A1528, A1530

iPhone 6 Plus- Model A1522, A1524

iPhone 6- Model A1549, A1586

iPhone 6S- Model A1633, A1688, A1691, A1700

iPhone 6S Plus- Model A1634, A1687, A1690, A1699

iPhone SE- Model A1662, A1723, A1724

iPad

iPad 2 (WiFi)- Model A1395

iPad 2 (GSM)- Model A1396

iPad 2 (CDMA)- Model A1397

iPad 2 (Mid 2012)- A1395

iPad Mini (WiFi)- Model A1432

iPad Mini (GSM)- Model A1454

iPad Mini (Global)- Model A1455

iPad 3 (WiFi)- Model A1416

iPad 3 (CDMA)- Model A1403

iPad 3 (GSM)- Model A1430

iPad 4 (WiFi)- Model A1458

iPad 4 (GSM)- Model A1459

iPad 4 (Global)- Model A1460

iPad Air (WiFi)- Model A1474

iPad Air (Cellular)- Model A1475

iPad Air (China)- Model A1476

iPad Mini 2 (WiFi)- Model A1489

iPad Mini 2 (Cellular)- Model A1490

iPad Mini 2 (China)- Model A1491

iPad Mini 3 (WiFi)- Model A1599

iPad Mini 3 (Cellular)- Model A1600

iPad Mini 3 (China)- Model A1601

iPad Mini 4 (WiFi)- Model A1538

iPad Mini 4 (Cellular)- Model A1550

iPad Air 2 (WiFi)- Model A1566

iPad Air 2 (Cellular)- Model A1567

iPad Pro 9.7 inch (Wi-Fi)- Model A1673

iPad Pro 9.7 inch (Cellular)- Model A1674, A1675

iPad Pro 12.9 inch (WiFi)- Model A1584

iPad Pro 12.9 inch (Cellular)- Model A1652