diff --git a/coin/provisioning/common/linux/android_linux.sh b/coin/provisioning/common/linux/android_linux.sh
index 1ea5daa0..401264c4 100755
--- a/coin/provisioning/common/linux/android_linux.sh
+++ b/coin/provisioning/common/linux/android_linux.sh
@@ -6,7 +6,7 @@
 
 # It also runs update for SDK API, latest SDK tools, latest platform-tools and build-tools version
 
-set -e
+set -ex
 
 # shellcheck source=../unix/DownloadURL.sh
 source "${BASH_SOURCE%/*}/../unix/DownloadURL.sh"
@@ -145,7 +145,9 @@ cat >>~/versions.txt <<EOB
 Android SDK tools = $toolsVersion
 Android SDK Build Tools = $sdkBuildToolsVersion
 Android SDK API level = $sdkApiLevel
-Android NDK = $ndkVersion
+Android NDK latest = $ndkVersionLatest
+Android NDK nightly1 = $ndkVersionNightly1
+Android NDK nightly2 = $ndkVersionNightly2
 EOB
 
 cd "$sdkTargetFolder/cmdline-tools/tools/bin"
diff --git a/coin/provisioning/common/macos/android.sh b/coin/provisioning/common/macos/android.sh
index 840ef305..c69eabb7 100755
--- a/coin/provisioning/common/macos/android.sh
+++ b/coin/provisioning/common/macos/android.sh
@@ -8,79 +8,114 @@
 
 set -ex
 
+# shellcheck source=../unix/DownloadURL.sh
+source "${BASH_SOURCE%/*}/../unix/DownloadURL.sh"
+# shellcheck source=../unix/check_and_set_proxy.sh
+source "${BASH_SOURCE%/*}/../unix/check_and_set_proxy.sh"
 # shellcheck source=../unix/SetEnvVar.sh
 source "${BASH_SOURCE%/*}/../unix/SetEnvVar.sh"
 
 targetFolder="/opt/android"
 sdkTargetFolder="$targetFolder/sdk"
 
-basePath="/net/ci-files01-hki.ci.qt.io/hdd/www/input/android"
+sudo mkdir -p "$sdkTargetFolder"
+
+basePath="http://ci-files01-hki.ci.qt.io/input/android"
 
 toolsVersion="2.1"
-# toolsFile dertermines tools version
 toolsFile="commandlinetools-mac-6609375_latest.zip"
+sdkBuildToolsVersion="35.0.1"
+sdkApiLevel="android-35"
+toolsSha1="c0c6bb9f1970bfadeaac623dfabf22c3e56baaec"
+
+ndkVersionLatest="r27c"
+ndkSha1Latest="0217c10ffbec496bb9fbfbb3c6fc2477c6b77297"
+
+# Preview NDK that is in alpha/beta/RC state
+ndkVersionPreview="r29-beta2"
+ndkSha1Preview="09be4f8fb626a9c93415198ea8e75d8d82f528fa"
 
 # Non-latest (but still supported by the qt/qt5 branch) NDKs are installed for nightly targets in:
 # coin/platform_configs/nightly_android.yaml
 
-ndkVersionLatest="r27c"
-ndkVersionPreview="r29-beta2"
-ndkVersionNightly1="$ndkVersionLatest"  # If same version as latest = skip NDK install for nightly
-ndkVersionNightly2="$ndkVersionLatest"
+ndkVersionNightly1=$ndkVersionLatest  # Set as same version as latest = skip NDK install in provisioning
+ndkSha1Nightly1=$ndkSha1Latest
 
-sdkBuildToolsVersion="35.0.1"
-# this is compile sdk version
-sdkApiLevel="android-35"
+ndkVersionNightly2=$ndkVersionLatest
+ndkSha1Nightly2=$ndkSha1Latest
 
+toolsTargetFile="/tmp/$toolsFile"
 toolsSourceFile="$basePath/$toolsFile"
 
+echo "Download and unzip Android SDK"
+DownloadURL "$toolsSourceFile" "$toolsSourceFile" "$toolsSha1" "$toolsTargetFile"
+echo "Unzipping Android Tools to '$sdkTargetFolder'"
+sudo unzip -q "$toolsTargetFile" -d "$sdkTargetFolder"
+rm "$toolsTargetFile"
+
 function InstallNdk() {
 
     ndkVersion=$1
+    ndkSha1=$2
 
-    if [[ ! -d "${targetFolder}/android-ndk-${ndkVersion}" ]]; then
-        echo "Unzipping Android NDK $ndkVersion to '${targetFolder}'"
-        ndkSourceFile="$basePath/android-ndk-$ndkVersion-darwin*.zip"
-        sudo unzip -q "$ndkSourceFile" -d "$targetFolder"
-    fi
+    ndkFile="android-ndk-$ndkVersion-darwin.zip"
+    ndkTargetFile="/tmp/$ndkFile"
+    ndkSourceFile="$basePath/$ndkFile"
 
+    DownloadURL "$ndkSourceFile" "$ndkSourceFile" "$ndkSha1" "$ndkTargetFile"
+    echo "Unzipping Android NDK to '$targetFolder'"
+    # Get the package base directory name as string
+    zipBase=$(sudo zipinfo -1 "$ndkTargetFile" 2>/dev/null | awk '!seen {sub("/.*",""); print; seen=1}')
+    sudo unzip -q "$ndkTargetFile" -d "$targetFolder"
+    rm "$ndkTargetFile"
+    androidNdkRoot="${targetFolder}/${zipBase}"
 }
 
-InstallNdk $ndkVersionLatest
-SetEnvVar "ANDROID_NDK_ROOT_LATEST" "$targetFolder/android-ndk-$ndkVersionLatest"
+InstallNdk $ndkVersionLatest $ndkSha1Latest
+SetEnvVar "ANDROID_NDK_ROOT_LATEST" "$androidNdkRoot"
 
 if [ "$ndkVersionPreview" != "$ndkVersionLatest" ]; then
-    InstallNdk $ndkVersionPreview
-    SetEnvVar "ANDROID_NDK_ROOT_PREVIEW" "$targetFolder/android-ndk-$ndkVersionPreview"
+    InstallNdk $ndkVersionPreview $ndkSha1Preview
+    SetEnvVar "ANDROID_NDK_ROOT_PREVIEW" "$androidNdkRoot"
 fi
 
 if [ "$ndkVersionNightly1" != "$ndkVersionLatest" ]; then
-    InstallNdk $ndkVersionNightly1
-    SetEnvVar "ANDROID_NDK_ROOT_NIGHTLY1" "$targetFolder/android-ndk-$ndkVersionNightly1"
+    InstallNdk $ndkVersionNightly1 $ndkSha1Nightly1
+    SetEnvVar "ANDROID_NDK_ROOT_NIGHTLY1" "$androidNdkRoot"
 fi
 
 if [ "$ndkVersionNightly2" != "$ndkVersionLatest" ]; then
-    InstallNdk $ndkVersionNightly2
-    SetEnvVar "ANDROID_NDK_ROOT_NIGHTLY2" "$targetFolder/android-ndk-$ndkVersionNightly2"
+    InstallNdk $ndkVersionNightly2 $ndkSha1Nightly2
+    SetEnvVar "ANDROID_NDK_ROOT_NIGHTLY2" "$androidNdkRoot"
 fi
 
-echo "Unzipping Android Tools to '$sdkTargetFolder'"
-sudo unzip -q "$toolsSourceFile" -d "$sdkTargetFolder"
-
 echo "Changing ownership of Android files."
 sudo chown -R qt:wheel "$targetFolder"
 sudo chmod -R 755 $targetFolder
 
-# Run the following command under `eval` or `sh -c` so that the shell properly splits it
+# Stop the sdkmanager from printing thousands of lines of #hashmarks.
+# Run the following command under `eval` or `sh -c` so that the shell properly splits it.
 sdkmanager_no_progress_bar_cmd="tr '\r' '\n'  |  grep -v '^\[[ =]*\]'"
+# But don't let the pipeline hide sdkmanager failures.
+set -o pipefail
 
 sudo mkdir "$sdkTargetFolder/cmdline-tools"
 sudo mv "$sdkTargetFolder/tools" "$sdkTargetFolder/cmdline-tools"
 
 echo "Running SDK manager for platforms;$sdkApiLevel, platform-tools and build-tools;$sdkBuildToolsVersion."
-(echo "y"; echo "y") | "$sdkTargetFolder/cmdline-tools/tools/bin/sdkmanager" "--sdk_root=$sdkTargetFolder" \
-    "platforms;$sdkApiLevel" "platform-tools" "build-tools;$sdkBuildToolsVersion"  \
-    | eval "$sdkmanager_no_progress_bar_cmd"
+# shellcheck disable=SC2031
+if [ "$http_proxy" != "" ]; then
+    proxy_host=$(echo "$proxy" | cut -d'/' -f3 | cut -d':' -f1)
+    proxy_port=$(echo "$proxy" | cut -d':' -f3)
+    echo "y" | "$sdkTargetFolder/cmdline-tools/tools/bin/sdkmanager" --sdk_root=$sdkTargetFolder  \
+                   --no_https --proxy=http --proxy_host="$proxy_host" --proxy_port="$proxy_port"  \
+                   "platforms;$sdkApiLevel" "platform-tools" "build-tools;$sdkBuildToolsVersion"  \
+        | eval "$sdkmanager_no_progress_bar_cmd"
+else
+    echo "y" | "$sdkTargetFolder/cmdline-tools/tools/bin/sdkmanager" --sdk_root=$sdkTargetFolder  \
+                   "platforms;$sdkApiLevel" "platform-tools" "build-tools;$sdkBuildToolsVersion"  \
+        | eval "$sdkmanager_no_progress_bar_cmd"
+fi
 
 echo "Checking the contents of Android SDK..."
 ls -l "$sdkTargetFolder"