如果你现在已经刷了iOS 16.1系统的版本，现在还有最后的机会降级！
iOS 15.6 RC目前还在开放签名，也就是说你可以直接使用iTunes刷机，或者使用爱思助手刷机。
因为这是唯一你可以降级iOS15系统的机会！！
以下设备支持刷机iOS 15.6 RC：
iPhone X
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40468/6AD38679-189F-400F-A10D-0FF83492CBB7/iPhone10,3,iPhone10,6_15.6_19G69_Restore.ipsw
iPhone 6s
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40433/32A26A01-DC35-4CE4-AA12-7C6AE005AE5F/iPhone_4.7_15.6_19G69_Restore.ipsw
iPhone 6sp
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40479/0F3FE304-3523-4815-A6BF-2FA65CEAC1BA/iPhone_5.5_15.6_19G69_Restore.ipsw
iPhone SE1
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40400/C7063405-6CE4-4FFE-B5F6-A1A0232C6A55/iPhone_4.0_64bit_15.6_19G69_Restore.ipsw
iPhone 7
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40419/2E28BDBA-78AB-4431-8128-6FBA80997091/iPhone_4.7_P3_15.6_19G69_Restore.ipsw
iPhone 7 plus
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40444/082D5132-5C81-4EA0-8253-16D603447C05/iPhone_5.5_P3_15.6_19G69_Restore.ipsw
iPhone 8 plus
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40444/082D5132-5C81-4EA0-8253-16D603447C05/iPhone_5.5_P3_15.6_19G69_Restore.ipsw
iPhone 8
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40419/2E28BDBA-78AB-4431-8128-6FBA80997091/iPhone_4.7_P3_15.6_19G69_Restore.ipsw
iPad mini 第 5 代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40482/4E95C18A-CD08-42C6-8FF8-7B47841BBF59/iPad_Spring_2019_15.6_19G69_Restore.ipsw
iPad mini 第 6 代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40429/72F7DD9E-51B0-4FCB-A230-A8C4A6907701/iPad_Fall_2021_15.6_19G69_Restore.ipsw
iPad 第 5 代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40442/06DAE56B-7E3E-48FF-8446-F245037C25B0/iPad_64bit_TouchID_ASTC_15.6_19G69_Restore.ipsw
iPad 第 6 代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40442/06DAE56B-7E3E-48FF-8446-F245037C25B0/iPad_64bit_TouchID_ASTC_15.6_19G69_Restore.ipsw
iPad 第 7 代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40407/210092EB-DE58-4E3A-BB08-3C4261F761CC/iPad_10.2_15.6_19G69_Restore.ipsw
iPad 第 8 代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40428/676C130D-40AA-4797-9698-BD871AED153D/iPad_10.2_2020_15.6_19G69_Restore.ipsw
iPad 第 9 代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40465/68F0E70B-ECD1-4E50-8563-FF83BF559678/iPad_10.2_2021_15.6_19G69_Restore.ipsw
iPad Pro 12.9寸 1代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40455/C6B642CE-B8A5-409C-9B9B-93B621EF6C65/iPadPro_12.9_15.6_19G69_Restore.ipsw
iPad Pro 9.7寸 1代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40424/3E3BD66D-9773-44F1-A4D1-8B8C4657B5A4/iPadPro_9.7_15.6_19G69_Restore.ipsw
iPad Pro 2代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40404/9D91A6AA-7883-4293-BF3F-A6A0EDD4DA3C/iPad_Pro_HFR_15.6_19G69_Restore.ipsw
iPad Pro 10.5 寸
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40404/9D91A6AA-7883-4293-BF3F-A6A0EDD4DA3C/iPad_Pro_HFR_15.6_19G69_Restore.ipsw
iPhone Xs
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40393/36DFCB64-76DF-4686-B9F2-C286D980E565/iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.6_19G69_Restore.ipsw
iPhone Xs Max
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40393/36DFCB64-76DF-4686-B9F2-C286D980E565/iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.6_19G69_Restore.ipsw
iPhone Xr
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40408/D75E5FB1-17F3-4574-91AF-9368594A0690/iPhone11,8,iPhone12,1_15.6_19G69_Restore.ipsw
iPhone 11
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40408/D75E5FB1-17F3-4574-91AF-9368594A0690/iPhone11,8,iPhone12,1_15.6_19G69_Restore.ipsw
iPhone 11Pro
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40393/36DFCB64-76DF-4686-B9F2-C286D980E565/iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.6_19G69_Restore.ipsw
iPhone 11 Pro Max
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40393/36DFCB64-76DF-4686-B9F2-C286D980E565/iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_15.6_19G69_Restore.ipsw
iPhone SE 2代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40409/8E0606AC-B455-4656-9116-5E8277F8506D/iPhone12,8_15.6_19G69_Restore.ipsw
iPhone 12mini
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40437/C971CCAB-4FC9-437C-998E-E9E5FCB42103/iPhone13,1_15.6_19G69_Restore.ipsw
iPhone 12
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40475/2341CB55-671D-4F93-9E4D-D045170CE95C/iPhone13,2,iPhone13,3_15.6_19G69_Restore.ipsw
iPhone 12 Pro
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40475/2341CB55-671D-4F93-9E4D-D045170CE95C/iPhone13,2,iPhone13,3_15.6_19G69_Restore.ipsw
iPhone 12 Pro Max
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40474/37DC052B-FA0B-4ECD-8CAF-A329DF680B38/iPhone13,4_15.6_19G69_Restore.ipsw
iPhone 13 mini
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40394/CF6BDC4B-A356-4DCA-A12C-84FD3110FB7D/iPhone14,4_15.6_19G69_Restore.ipsw
iPhone 13
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40470/40003E3D-D106-4A00-AB47-6F8E61EE6E41/iPhone14,5_15.6_19G69_Restore.ipsw
iPhone 13 Pro
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40402/AAF3D2F1-CACA-4070-A09B-D428A92C4B4D/iPhone14,2_15.6_19G69_Restore.ipsw
iPhone 13 Pro Max
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40464/0DB87676-1D90-4876-B161-C0D75820FFDA/iPhone14,3_15.6_19G69_Restore.ipsw
iPhone SE 3代
https://updates.cdn-apple.com/2022SummerFCS/fullrestores/012-40405/2831137E-E8A3-462F-B66C-1E9191D111F2/iPhone14,6_15.6_19G69_Restore.ipsw
