diff --git a/clients/apple/VoiceCat.iOS/VoiceCat.iOS.csproj b/clients/apple/VoiceCat.iOS/VoiceCat.iOS.csproj
index 2835b5d..606854d 100644
--- a/clients/apple/VoiceCat.iOS/VoiceCat.iOS.csproj
+++ b/clients/apple/VoiceCat.iOS/VoiceCat.iOS.csproj
@@ -15,6 +15,7 @@
     <ApplicationManifest>Info.plist</ApplicationManifest>
     <TrimMode Condition="'$(Configuration)' == 'Release'">full</TrimMode>
     <NoWarn>$(NoWarn);XCODE_27_0_PREVIEW</NoWarn>
+    <WarningsNotAsErrors>$(WarningsNotAsErrors);IL2104</WarningsNotAsErrors>
     <VoiceCatIosStatic>true</VoiceCatIosStatic>
     <VoiceCatNativeRid Condition="$([System.String]::Copy('$(RuntimeIdentifier)').StartsWith('iossimulator'))">iossimulator-arm64</VoiceCatNativeRid>
     <VoiceCatNativeRid Condition="'$(VoiceCatNativeRid)' == ''">ios-arm64</VoiceCatNativeRid>
diff --git a/clients/apple/build-ios-device.sh b/clients/apple/build-ios-device.sh
index 6433989..2bad783 100755
--- a/clients/apple/build-ios-device.sh
+++ b/clients/apple/build-ios-device.sh
@@ -21,9 +21,12 @@ done
 project="$root/clients/apple/VoiceCat.iOS/VoiceCat.iOS.csproj"
 "$root/scripts/build-native-ios.sh"
 "$dotnet_host" restore "$project" --locked-mode -p:VoiceCatIosStatic=true
-"$dotnet_host" restore "$project" --locked-mode -r ios-arm64 --no-dependencies
+device_lock="obj/packages.device.lock.json"
+"$dotnet_host" restore "$project" -r ios-arm64 --no-dependencies \
+    -p:RestorePackagesWithLockFile=true -p:RestoreLockedMode=false -p:NuGetLockFilePath="$device_lock"
 
-set -- build "$project" -c "$configuration" -r ios-arm64 --no-restore -m:1
+set -- build "$project" -c "$configuration" -r ios-arm64 --no-restore -m:1 \
+    -p:NuGetLockFilePath="$device_lock"
 if [ -n "${VOICECAT_CODESIGN_KEY:-}" ]; then set -- "$@" -p:CodesignKey="$VOICECAT_CODESIGN_KEY"; fi
 if [ -n "${VOICECAT_CODESIGN_PROVISION:-}" ]; then set -- "$@" -p:CodesignProvision="$VOICECAT_CODESIGN_PROVISION"; fi
 "$dotnet_host" "$@"
diff --git a/docs/ios-deploy.md b/docs/ios-deploy.md
index 03c6d0a..28c951f 100644
--- a/docs/ios-deploy.md
+++ b/docs/ios-deploy.md
@@ -35,6 +35,16 @@ clients/apple/deploy-ios-device.sh \
 The verified bundle is staged at `dist/ios-managed-device/VoiceCat.iOS.app`. Omit `--no-build`
 to build and deploy in one command. Add `--console` to attach the launch to device logs.
 
+The device build first validates the checked-in managed dependency locks, then generates
+`obj/packages.device.lock.json` for the single `ios-arm64` app restore. This keeps a preceding
+simulator restore from making the device build fail with `NU1004`; root-level generated lock
+files under `clients/apple/VoiceCat.iOS` are not inputs to the device build.
+
+.NET's iOS linker reports `IL2104` aggregate warnings for the pinned BouncyCastle and
+Google.Protobuf assemblies. The iOS project leaves those aggregate warnings visible but does not
+promote them to errors. All other warnings remain subject to the repository-wide
+`TreatWarningsAsErrors` policy.
+
 Confirm that the process stayed alive:
 
 ```bash
@@ -81,15 +91,30 @@ them after runtime changes, then verify that dependency versions did not change:
   --force-evaluate
 ```
 
+The device script should not require this command merely because a simulator was built first. If
+it does, confirm that it is using `obj/packages.device.lock.json` for its `ios-arm64` restore.
+
+### Command-line signing identity appears missing
+
+Xcode being signed in and `security find-identity -v -p codesigning` returning no identities can
+be a shell sandbox or keychain-access artifact. Run the identity check from an ordinary Terminal
+session before changing certificates. A successful build prints the selected Apple Development
+identity, provisioning profile, bundle ID, and app ID before linking.
+
 ### Developer disk image cannot be mounted
 
 CoreDevice errors 10003 or 12040 mean the phone locked. Unlock it, keep the display awake, and
 rerun deployment with `--no-build`.
 
+CoreDevice can also install the app successfully and then reject only the launch with error
+10002 and reason `Locked`. In that case, unlock the phone and rerun the same `--no-build`
+deployment; rebuilding is unnecessary. Occasional CoreDeviceService initialization timeouts while
+listing devices or processes do not imply that an already-confirmed install or launch failed.
+
 ## Verified hardware result
 
-On 2026-09-19, the Debug build completed with .NET 10.0.401 and Xcode 27.0. The host and
+On 2026-09-21, the Debug build completed with .NET 10.0.401 and Xcode 27.0. The host and
 ReplayKit extension were signed under team `FJV8L966W4`, installed wirelessly on Talon's iPhone,
-launched as `me.iamtalon.voicecat`, and remained in the device process list. Audio,
+and launched as `me.iamtalon.voicecat`; the running UI was confirmed on the device. Audio,
 background/lock behavior, Bluetooth, ReplayKit, ScreenCaptureKit, and VoiceOver remain separate
 manual hardware gates.
diff --git a/tests/VoiceCat.Tests/PublishServerScriptTests.cs b/tests/VoiceCat.Tests/PublishServerScriptTests.cs
index 53b01a3..87992ba 100644
--- a/tests/VoiceCat.Tests/PublishServerScriptTests.cs
+++ b/tests/VoiceCat.Tests/PublishServerScriptTests.cs
@@ -39,6 +39,20 @@ public class PublishServerScriptTests
         Assert.Contains("com.apple.security.cs.allow-jit", entitlements);
     }
 
+    [Fact]
+    public async Task IosDeviceBuildUsesAnIntermediateDeviceLockAndScopesKnownTrimWarnings()
+    {
+        string root = FindRoot();
+        string script = await File.ReadAllTextAsync(Path.Combine(root, "clients", "apple", "build-ios-device.sh"));
+        string project = await File.ReadAllTextAsync(Path.Combine(
+            root, "clients", "apple", "VoiceCat.iOS", "VoiceCat.iOS.csproj"));
+
+        Assert.Contains("NuGetLockFilePath=\"$device_lock\"", script);
+        Assert.Contains("RestoreLockedMode=false", script);
+        Assert.Contains("<WarningsNotAsErrors>$(WarningsNotAsErrors);IL2104</WarningsNotAsErrors>", project);
+        Assert.DoesNotContain("<TreatWarningsAsErrors>false</TreatWarningsAsErrors>", project);
+    }
+
     [Fact]
     public async Task DefaultPublishTargetsWindowsAndLinuxWhileRuntimeCanSelectOne()
     {