I got error while upgrade from ios 13.3 to 13.5 on XS Max iphone
C:\Users\fredi>D:\Downgrade\futurerestore.exe -t D:\Downgrade\1822346814029870_iPhone11,6_d331pap_13.5-17F75_8696b9478ff9babe817b13959f71798ea9b39b8f1ebf3b0b509dc25273a6bb23.shsh2 -s D:\Downgrade\sep-firmware.d331p.RELEASE.im4p -b D:\Downgrade\ICE18-3.02.02.Release.bbfw -p D:\Downgrade\BuildManifest.plist -m D:\Downgrade\BuildManifest.plist D:\Downgrade\iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_13.5_17F75_Restore.ipsw
Version: e9a1efd5a20c93de48c19535120d0a7af46e0e3e - 224
Odysseus Support: no
[INFO] 64-bit device detected
futurerestore init done
reading ticket D:\Downgrade\1822346814029870_iPhone11,6_d331pap_13.5-17F75_8696b9478ff9babe817b13959f71798ea9b39b8f1ebf3b0b509dc25273a6bb23.shsh2 done
Found device iPhone11,6 d331pap
[TSSC] opening D:\Downgrade\BuildManifest.plist
[TSSR] User specified not to request a Baseband ticket.
Request URL set to https://gs.apple.com/TSS/controller?action=2
Sending TSS request attempt 1... response successfully received
Did set SEP+baseband path and firmware
[TSSC] opening D:\Downgrade\BuildManifest.plist
[TSSR] User specified to request only a Baseband ticket.
Request URL set to https://gs.apple.com/TSS/controller?action=2
Sending TSS request attempt 1... response successfully received
Found device in Normal mode
Entering recovery mode...
INFO: device serial number is G6TXF25AKPH7
Found device in Recovery mode
Identified device as d331pap, iPhone11,6
Extracting BuildManifest from IPSW
Product Version: 13.5
Product Build: 17F75 Major: 17
Device supports Image4: true
Got ApNonce from device: 86 96 b9 47 8f f9 ba be 81 7b 13 95 9f 71 79 8e a9 b3 9b 8f 1e bf 3b 0b 50 9d c2 52 73 a6 bb 23
checking APTicket to be valid for this restore...
Verified ECID in APTicket matches device ECID
checking APTicket to be valid for this restore...
Verified ECID in APTicket matches device ECID
Verified APTicket to be valid for this restore
Variant: Customer Erase Install (IPSW)
This restore will erase your device data.
Using cached filesystem from 'D:\Downgrade\iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_13.5_17F75_Restore/038-35088-082.dmg'
Extracting iBEC.d331p.RELEASE.im4p...
Personalizing IMG4 component iBEC...
Sending iBEC (1168103 bytes)...
ERROR: Unable to send iBEC component: Unable to find device
ERROR: Unable to send iBEC to device.
[Error] ERROR: Unable to send iBEC
I got error while upgrade from ios 13.3 to 13.5 on XS Max iphone
C:\Users\fredi>D:\Downgrade\futurerestore.exe -t D:\Downgrade\1822346814029870_iPhone11,6_d331pap_13.5-17F75_8696b9478ff9babe817b13959f71798ea9b39b8f1ebf3b0b509dc25273a6bb23.shsh2 -s D:\Downgrade\sep-firmware.d331p.RELEASE.im4p -b D:\Downgrade\ICE18-3.02.02.Release.bbfw -p D:\Downgrade\BuildManifest.plist -m D:\Downgrade\BuildManifest.plist D:\Downgrade\iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_13.5_17F75_Restore.ipsw Version: e9a1efd5a20c93de48c19535120d0a7af46e0e3e - 224 Odysseus Support: no [INFO] 64-bit device detected futurerestore init done reading ticket D:\Downgrade\1822346814029870_iPhone11,6_d331pap_13.5-17F75_8696b9478ff9babe817b13959f71798ea9b39b8f1ebf3b0b509dc25273a6bb23.shsh2 done Found device iPhone11,6 d331pap [TSSC] opening D:\Downgrade\BuildManifest.plist [TSSR] User specified not to request a Baseband ticket. Request URL set to https://gs.apple.com/TSS/controller?action=2 Sending TSS request attempt 1... response successfully received Did set SEP+baseband path and firmware [TSSC] opening D:\Downgrade\BuildManifest.plist [TSSR] User specified to request only a Baseband ticket. Request URL set to https://gs.apple.com/TSS/controller?action=2 Sending TSS request attempt 1... response successfully received Found device in Normal mode Entering recovery mode... INFO: device serial number is G6TXF25AKPH7 Found device in Recovery mode Identified device as d331pap, iPhone11,6 Extracting BuildManifest from IPSW Product Version: 13.5 Product Build: 17F75 Major: 17 Device supports Image4: true Got ApNonce from device: 86 96 b9 47 8f f9 ba be 81 7b 13 95 9f 71 79 8e a9 b3 9b 8f 1e bf 3b 0b 50 9d c2 52 73 a6 bb 23 checking APTicket to be valid for this restore... Verified ECID in APTicket matches device ECID checking APTicket to be valid for this restore... Verified ECID in APTicket matches device ECID Verified APTicket to be valid for this restore Variant: Customer Erase Install (IPSW) This restore will erase your device data. Using cached filesystem from 'D:\Downgrade\iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_13.5_17F75_Restore/038-35088-082.dmg' Extracting iBEC.d331p.RELEASE.im4p... Personalizing IMG4 component iBEC... Sending iBEC (1168103 bytes)... ERROR: Unable to send iBEC component: Unable to find device ERROR: Unable to send iBEC to device. [Error] ERROR: Unable to send iBEC
To exit recovery mode, use --exit-recovery
Done: restoring failed. Failed with errorcode=-8