An update

README.md

@@ -4,7 +4,7 @@
 - **iPhone4Down: Downgrade your iPhone 4 on Linux/Windows (using powdersn0w)**
 - **Linux, macOS, and Windows** are supported
     - Windows usage is not recommended
-    - iPhone4Down focuses on Linux support - use [cherryflowerJB](https://web.archive.org/web/20210701000000*/https://dora2ios.web.app/CFJB/) or [powdersn0w](https://dora2ios.web.app/konayuki/index.html) on macOS instead
+    - iPhone4Down focuses on Linux support - use [cherryflowerJB](https://web.archive.org/web/20210322151509/https://dora2ios.web.app/CFJB/) or [powdersn0w](https://web.archive.org/web/20221213010446/https://dora2ios.web.app/konayuki/index.html) on macOS instead
 - **Read the ["How to Use" wiki page](https://github.com/LukeZGD/iOS-OTA-Downgrader/wiki/How-to-Use) for a step-by-step tutorial**
 - **Read the ["Troubleshooting" wiki page](https://github.com/LukeZGD/iOS-OTA-Downgrader/wiki/Troubleshooting) for tips, frequent questions, and troubleshooting**
 
@@ -23,7 +23,7 @@
     - iPhone 5C can still be restored to versions that you have SHSH blobs for
     - iPhone 4 devices also support restoring with SHSH blobs
 - **iPhone4Down supports iPhone 4 GSM and CDMA (iPhone3,1 and iPhone3,3)**
-    - iPhone3,3 support is not tested. Use [powdersn0w](https://dora2ios.web.app/konayuki/index.html) on macOS instead
+    - iPhone3,3 support is not tested. Use [powdersn0w](https://web.archive.org/web/20221213010446/https://dora2ios.web.app/konayuki/index.html) on macOS instead
 
 <table>
     <thead>
@@ -72,6 +72,7 @@
 </details>
 
 ## Supported OS versions/distros
+#### Supported architectures: x86_64, armhf (Linux), arm64 (macOS only for now)
 - [**Ubuntu**](https://ubuntu.com/) 20.04 and newer, and Ubuntu-based distros like [Linux Mint](https://www.linuxmint.com/)
 - [**Arch Linux**](https://www.archlinux.org/) and Arch-based distros like [EndeavourOS](https://endeavouros.com/)
 - [**Fedora**](https://getfedora.org/) 36 and newer

resources/depends.sh

@@ -181,7 +181,7 @@ SaveExternal() {
         Name=ch3rryflower
         SHA1=790d56db354151b9740c929e52c097ba57f2929d
     elif [[ $1 == "powdersn0w" ]]; then
-        Link=https://dora2ios.github.io/download/konayuki/powdersn0w_v2.0b3.zip
+        Link=https://web.archive.org/web/20220802230119if_/https://dora2ios.github.io/download/konayuki/powdersn0w_v2.0b3.zip
         Name=powdersn0w
         SHA1=c733aac4a0833558ef9f5517f2a11ca547110b6e
     fi
@@ -252,7 +252,8 @@ InstallDepends() {
          (( DebianVer >= 11 )) || [[ $DebianVer == "sid" ]]; then
         [[ -n $UBUNTU_CODENAME ]] && sudo add-apt-repository -y universe
         sudo apt update
-        sudo apt install -y bsdiff curl jq libimobiledevice6 openssh-client python2 python3 unzip usbmuxd usbutils xmlstarlet xxd zenity zip
+        sudo apt install -y bsdiff curl jq libimobiledevice6 openssh-client python3 unzip usbmuxd usbutils xmlstarlet xxd zenity zip
+        [[ $DebianVer != "sid" ]] && sudo apt install -y python2
         sudo systemctl enable --now udev systemd-udevd usbmuxd 2>/dev/null
 
     elif [[ $ID == "fedora" || $ID == "nobara" ]] && (( VERSION_ID >= 36 )); then

resources/device.sh

@@ -229,7 +229,7 @@ EnterPwnDFU() {
     local pwnD=1
     local Selection=()
     
-    if [[ $DeviceProc == 4 && $platform != "macos" ]]; then
+    if [[ $ProductType == "iPhone3,1" && $platform != "macos" ]]; then
         pwnDFUTool="$pwnedDFU"
         if [[ $platform == "win" ]]; then
             Log "iPhone 4 device detected in DFU mode."
@@ -239,7 +239,7 @@ EnterPwnDFU() {
             read -s
             return
         fi
-    elif [[ $DeviceProc == 7 ]]; then
+    elif [[ $DeviceProc == 4 || $DeviceProc == 7 ]]; then
         [[ $platform == "macos" ]] && Selection+=("ipwnder_lite" "iPwnder32")
         Input "PwnDFU Tool Option"
         Echo "* This option selects what tool to use to put your device in pwnDFU mode."

restore.sh

@@ -86,7 +86,7 @@ Main() {
     fi
     
     if [[ ! $platform ]]; then
-        Error "Platform unknown/not supported."
+        Error "Platform is unknown/not supported." "Supported platforms: macOS, Linux, Windows"
     fi
 
     if [[ -d .git ]]; then
@@ -137,17 +137,19 @@ Main() {
         fi
     fi
     
-    if [[ $platform == "macos" && $(uname -m) != "x86_64" ]]; then
-        Log "Apple Silicon Mac detected. Support may be limited, proceed at your own risk."
-    elif [[ $platform == "linux" && $(uname -m) == "a"* ]]; then
-        Log "Linux ARM detected. Support may be limited, proceed at your own risk."
-        Echo "* Note that only 32-bit (armhf) is compiled natively for now. For 64-bit, box64 might work."
-        if [[ $(getconf LONG_BIT) != 64 ]]; then
-            LinuxARM=1
+    if [[ $(uname -m) != "x86_64" && $(uname -m) == "a"* ]]; then
+        if [[ $platform == "macos" ]]; then
+            Log "Apple Silicon Mac detected. Support may be limited, proceed at your own risk."
+        elif [[ $platform == "linux" ]]; then
+            Log "Linux ARM ($(uname -m)) detected. Support may be limited, proceed at your own risk."
+            Echo "* Note that only 32-bit (armhf) is compiled natively for now. For 64-bit, get the x86_64 version and box64 might work."
+            [[ $(getconf LONG_BIT) != 64 ]] && LinuxARM=1
+        elif [[ $platform == "win" ]]; then
+            Log "WARNING - Windows ARM is not tested or supported."
+            Echo "* You must be using Windows 11 on ARM or newer."
         fi
-
     elif [[ $(uname -m) != "x86_64" ]]; then
-        Error "Only 64-bit (x86_64) distributions are supported."
+        Error "Platform architecture ($(uname -m)) is not supported." "Supported architectures: x86_64, armhf (Linux), arm64 (macOS only for now)"
     fi
 
     if [[ $1 == "Install" || -z $bspatch || ! -e $ideviceinfo || ! -e $irecoverychk ||