An update

This commit is contained in:
LukeeGD 2023-10-22 09:30:02 +08:00
parent 5341ec5d36
commit 735ff81efa
2 changed files with 23 additions and 34 deletions

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@ -1,33 +1,29 @@
# Legacy iOS Kit
- (formerly iOS-OTA-Downgrader)
- **A multi-purpose script to downgrade/restore, save SHSH blobs, and jailbreak legacy iOS devices**
- **An all-in-one tool to downgrade/restore, save SHSH blobs, and jailbreak legacy iOS devices**
- Supported on **Linux and macOS**
- **Read the ["How to Use" wiki page](https://github.com/LukeZGD/Legacy-iOS-Kit/wiki/How-to-Use) for instructions**
- **Read the ["Troubleshooting" wiki page](https://github.com/LukeZGD/Legacy-iOS-Kit/wiki/Troubleshooting) for tips, frequent questions, and troubleshooting**
## Features
- Legacy iOS Kit supports all 32-bit iOS devices, and some A7/A8 64-bit devices
- Restore to iOS 8.4.1 or 6.1.3 on supported 32-bit devices **(OTA signed)**
- Restore iPhone 4 GSM and CDMA (iPhone3,1 and 3,3) to lower iOS versions **(powdersn0w)**
- Restore iPhone 3GS and iPod touch 2 to lower iOS versions **(24Kpwn/alloc8)**
- Restore 32-bit devices to lower iOS versions **with SHSH blobs**
- Restore 32-bit devices to lower iOS versions **with iOS 7 blobs (powdersn0w)**
- Device support is limited, see below
- Restore to signed OTA versions (iOS 8.4.1 and/or 6.1.3) on A5/A6 devices
- Restore some 32-bit devices to other iOS versions without blobs
- This includes downgrading iPhone 3GS, iPhone 4 GSM and CDMA, iPod touch 2
- Restore with SHSH blobs on supported devices
- Restore to other iOS versions with iOS 7 blobs (powdersn0w)
- Jailbreak all 32-bit iOS devices on (almost) any iOS version
- Available on iOS versions 3.1.3 to 9.3.4
- Only unsupported versions are iOS 9.0.x and iPad 2 on 4.3.x
- Hacktivation for iPhone 2G, 3G, 3GS (activate without valid SIM card)
- Option to **jailbreak** all 32-bit iOS devices
- Available on iOS versions 3.1.3, 3.2.2, 4.x, 5.x, 6.x, 7.x, 8.x, 9.1-9.3.4
- Only unsupported version is jailbreaking iPad 2 on 4.3.x
- There are three methods of jailbreaking: Backup Restore (g1lbertJB, 5.0-6.1.2 only), Custom IPSW, and SSH Ramdisk
- Restore to iOS 10.3.3 on supported A7 devices **(OTA signed)**
- Restore A7/A8 devices to lower iOS versions **with SHSH blobs**
- Limited compatibility due to SEP/BB, see below
- Restore to iOS 10.3.3 (signed OTA version) on supported A7 devices
- Save onboard and Cydia SHSH blobs for 32-bit devices
- Place device to pwned iBSS/kDFU mode for supported devices
- Boot SSH Ramdisk on supported 32-bit devices
- Clear NVRAM for devices that support powdersn0w
- Enter pwned iBSS/kDFU mode for supported 32-bit devices
- Boot SSH Ramdisk for 32-bit devices
- Clear NVRAM for 32-bit devices
- Device activation using ideviceactivation (useful for iOS 4 and lower)
- The latest baseband will be flashed for A5(X)/A6(X) devices if applicable
- The latest baseband will be flashed for A5/A6 devices with baseband
- Dumping and stitching baseband to IPSW (requires `--disable-bbupdate`)
## Supported devices
@ -74,7 +70,7 @@
- iPad 1, 2, 3, 4, mini 1
- iPod touch 1, 2, 3, 4, 5
- Restoring with SHSH blobs is also supported on most A7/A8 devices:
- See [SEP/BB Compatibility Chart](https://docs.google.com/spreadsheets/d/1Mb1UNm6g3yvdQD67M413GYSaJ4uoNhLgpkc7YKi3LBs/edit#gid=1191207636) for iOS versions
- See [SEP/BB Compatibility Chart](https://docs.google.com/spreadsheets/d/1Mb1UNm6g3yvdQD67M413GYSaJ4uoNhLgpkc7YKi3LBs/edit#gid=1191207636) for iOS versions that can be restored to
- iPhone 5S, 6, 6 Plus
- iPad Air 1, mini 2, mini 3
- iPod touch 6
@ -83,17 +79,11 @@
- iPhone 4 CDMA - targets iOS 5.0 to 7.1.1
- iPhone 4S, 5, 5C, iPad 2 Rev A, iPad 4, iPod touch 5 - targets iOS 5.0 to 9.3.5
- Using powdersn0w requires iOS 7.1.x blobs for your device
- For iPhone 5 and 5C, 7.0.x blobs can also be used
- For iPhone 5 and 5C, both 7.0.x and 7.1.x blobs can be used
- For iPad 4, only 7.0.x blobs can be used
- Restoring with 24Kpwn/alloc8 is supported on the following devices:
- Restoring to other unsigned versions without blobs is supported on the following devices:
- iPhone 3GS - targets iOS 3.1.3 to 5.1.1
- iPod touch 2 - targets iOS 3.1.3 to 4.1
- Restoring to latest iOS version with jailbreak for the following devices:
- iPhone 4 - iOS 7.1.2
- iPhone 3GS, iPod touch 4 - iOS 6.1.6
- iPad 1, iPod touch 3 - iOS 5.1.1
- iPhone 3G, iPod touch 2 - iOS 4.2.1
- iPhone 2G, iPod touch 1 - iOS 3.1.3
## Supported OS versions/distros

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@ -855,7 +855,7 @@ device_find_mode() {
if [[ -n $2 ]]; then
timeout=$2
elif [[ $platform == "linux" || $mode == "Restore" ]]; then
elif [[ $platform == "linux" ]]; then
timeout=24
fi
@ -882,7 +882,7 @@ device_find_mode() {
done
if [[ $device_in != 1 ]]; then
if [[ $timeout != 1 ]]; then
if [[ $timeout != 1 && $timeout != 25 ]]; then
error "Failed to find device in $mode mode (Timed out). Please run the script again."
fi
return 1
@ -3332,11 +3332,7 @@ device_ramdisk() {
log "Device should now boot."
return
elif [[ -n $1 ]]; then
if [[ $platform == "macos" ]]; then
sleep 25
else
device_find_mode Restore
fi
device_find_mode Restore 25
fi
case $1 in
@ -3623,6 +3619,9 @@ menu_print_info() {
echo
print "* Device: $device_type (${device_model}ap) in $device_mode mode"
device_manufacturing
if [[ $device_proc == 1 ]]; then
warn "This device is only partially supported by Legacy iOS Kit. Some features may not work properly."
fi
if [[ -n $device_disable_bbupdate ]]; then
warn "Disable bbupdate flag detected, baseband update is disabled. Proceed with caution"
print "* For iPhones, current baseband will be dumped and stitched to custom IPSW"