diff --git a/app/src/main/java/com/foxx/androidcast/crash/CrashSettings.java b/app/src/main/java/com/foxx/androidcast/crash/CrashSettings.java
index 06bbe13..982a2be 100644
--- a/app/src/main/java/com/foxx/androidcast/crash/CrashSettings.java
+++ b/app/src/main/java/com/foxx/androidcast/crash/CrashSettings.java
@@ -14,7 +14,7 @@ package com.foxx.androidcast.crash;
 /** Crash reporter tuning from {@code settings.json} → {@code crash} (overrides app defaults). */
 public final class CrashSettings {
     public static final String DEFAULT_UPLOAD_URL =
-            "https://f0xx.org/app/androidcast_project/crashes/api/upload.php";
+            "https://apps.f0xx.org/app/androidcast_project/crashes/api/upload.php";
 
     public final boolean enabled;
     public final String uploadUrl;
diff --git a/app/src/main/java/com/foxx/androidcast/dev/DevDiagnosticsController.java b/app/src/main/java/com/foxx/androidcast/dev/DevDiagnosticsController.java
index f47bc33..6c6ac67 100644
--- a/app/src/main/java/com/foxx/androidcast/dev/DevDiagnosticsController.java
+++ b/app/src/main/java/com/foxx/androidcast/dev/DevDiagnosticsController.java
@@ -24,6 +24,7 @@ public final class DevDiagnosticsController {
         HW(R.id.dev_diag_hw, R.string.dev_diag_hw_title),
         CAMERA(R.id.dev_diag_camera, R.string.dev_diag_camera_title),
         AUDIO(R.id.dev_diag_audio, R.string.dev_diag_audio_title),
+        AUDIO_CODECS(R.id.dev_diag_audio_codecs, R.string.dev_diag_audio_codecs_title),
         NETWORK(R.id.dev_diag_network, R.string.dev_diag_network_title),
         CASTING(R.id.dev_diag_casting, R.string.dev_diag_casting_title);
 
@@ -100,6 +101,8 @@ public final class DevDiagnosticsController {
                     DevDiagnosticsProbe.probeCameraCapture(activity), sectionText);
             runSection(Section.AUDIO, () ->
                     DevDiagnosticsProbe.probeAudioCapture(activity), sectionText);
+            runSection(Section.AUDIO_CODECS, () ->
+                    DevDiagnosticsProbe.probeAudioCodecs(activity), sectionText);
             runSection(Section.NETWORK, () ->
                     DevDiagnosticsProbe.probeNetwork(activity, cancel), sectionText);
             runSection(Section.CASTING, () ->
diff --git a/app/src/main/java/com/foxx/androidcast/dev/DevDiagnosticsProbe.java b/app/src/main/java/com/foxx/androidcast/dev/DevDiagnosticsProbe.java
index 11b486c..f6ad704 100644
--- a/app/src/main/java/com/foxx/androidcast/dev/DevDiagnosticsProbe.java
+++ b/app/src/main/java/com/foxx/androidcast/dev/DevDiagnosticsProbe.java
@@ -21,10 +21,14 @@ import androidx.core.content.ContextCompat;
 
 import com.foxx.androidcast.AppPreferences;
 import com.foxx.androidcast.BuildConfig;
+import com.foxx.androidcast.CastSettings;
 import com.foxx.androidcast.PlatformCastSupport;
 import com.foxx.androidcast.crash.CrashSettingsStore;
 import com.foxx.androidcast.display.WiredDisplayMonitor;
+import com.foxx.androidcast.media.CodecPriorityCatalog;
+import com.foxx.androidcast.media.CodecTier;
 import com.foxx.androidcast.media.codec.jni.NativeCodecBridge;
+import com.foxx.androidcast.network.CastCodecFlags;
 import com.foxx.androidcast.sender.CodecCatalog;
 
 import java.io.IOException;
@@ -44,16 +48,38 @@ public final class DevDiagnosticsProbe {
 
     public static String probeHardwareAcceleration(Context context) {
         CodecCatalog.invalidateCapabilities();
+        CastSettings settings = AppPreferences.loadSenderDefaults(context);
         StringBuilder sb = new StringBuilder();
         sb.append("API ").append(Build.VERSION.SDK_INT).append('\n');
-        sb.append("libvpx JNI: ").append(NativeCodecBridge.isLibvpxAvailable() ? "yes" : "no").append('\n');
-        sb.append('\n').append("Video encoders:\n");
-        appendVideoCodecLines(sb, true);
-        sb.append('\n').append("Video decoders:\n");
-        appendVideoCodecLines(sb, false);
+        sb.append("Native JNI probes:\n");
+        sb.append("  libvpx: ").append(NativeCodecBridge.isLibvpxAvailable() ? "yes" : "no").append('\n');
+        sb.append("  Opus: ").append(NativeCodecBridge.isOpusAvailable() ? "yes (native)" : "no (stub→AAC)")
+                .append('\n');
+        sb.append("  Speex: ").append(NativeCodecBridge.isSpeexAvailable() ? "yes (native)" : "no (stub→AAC)")
+                .append('\n');
+        sb.append('\n').append("Video encoders (MediaCodec):\n");
+        appendVideoCodecLines(sb, true, settings);
+        List<String> swEnc = CodecCatalog.localNativeSoftwareVideoLines(settings);
+        if (!swEnc.isEmpty()) {
+            sb.append('\n').append("Video encoders (bundled SW, not in MediaCodec list):\n");
+            for (String line : swEnc) {
+                sb.append(line).append('\n');
+            }
+        }
+        sb.append('\n').append("Video decoders (MediaCodec):\n");
+        appendVideoCodecLines(sb, false, settings);
+        if (!swEnc.isEmpty()) {
+            sb.append('\n').append("Video decoders (bundled SW):\n");
+            for (String line : CodecCatalog.localNativeSoftwareVideoDecoderLines(settings)) {
+                sb.append(line).append('\n');
+            }
+        }
         sb.append('\n').append("MIME summary (catalog):\n");
         sb.append("  advertised enc: ").append(join(CodecCatalog.localEncoderMimes())).append('\n');
         sb.append("  advertised dec: ").append(join(CodecCatalog.localDecoderMimes()));
+        if (NativeCodecBridge.isLibvpxAvailable()) {
+            sb.append('\n').append("  native SW: video/vp8, video/vp9 (libvpx JNI)");
+        }
         return sb.toString().trim();
     }
 
@@ -101,12 +127,37 @@ public final class DevDiagnosticsProbe {
             sb.append("  • playback+mic (when mic available)\n");
             sb.append("  • mic (calibration / no projection)\n");
         }
-        sb.append('\n').append("Voice codecs (settings):\n");
-        for (CodecCatalog.AudioCodecChoice c : CodecCatalog.audioCodecChoicesForUi()) {
-            sb.append("  • ").append(c.codec.name())
-                    .append(c.selectable ? "" : " (N/A)")
-                    .append('\n');
+        return sb.toString().trim();
+    }
+
+    public static String probeAudioCodecs(Context context) {
+        CastSettings settings = AppPreferences.loadSenderDefaults(context);
+        StringBuilder sb = new StringBuilder();
+        sb.append("User preference (sender): ").append(settings.getAudioCodec().name()).append('\n');
+        sb.append("Wire mask: 0x").append(Integer.toHexString(CastCodecFlags.localAudioMask())).append('\n');
+        sb.append('\n').append("Settings choices (priority order after AUTO):\n");
+        for (CodecCatalog.AudioCodecChoice c : CodecCatalog.audioCodecChoicesForUi(settings)) {
+            if (c.codec == CastSettings.AudioCodec.AUTO) {
+                sb.append("  • AUTO\n");
+                continue;
+            }
+            String marker = c.codec == settings.getAudioCodec() ? " ← user" : "";
+            sb.append(String.format(Locale.US, "  • %s pri=%d%s\n",
+                    c.codec.name(), c.priorityScore, marker));
         }
+        sb.append('\n').append("MIME summary (catalog):\n");
+        sb.append("  advertised enc:\n");
+        for (String line : CodecCatalog.localAdvertisedAudioEncoderLines(settings)) {
+            sb.append(line).append('\n');
+        }
+        sb.append("  advertised dec:\n");
+        for (String line : CodecCatalog.localAdvertisedAudioDecoderLines(settings)) {
+            sb.append(line).append('\n');
+        }
+        sb.append('\n').append("Audio encoders (MediaCodec):\n");
+        appendAudioCodecLines(sb, true);
+        sb.append('\n').append("Audio decoders (MediaCodec):\n");
+        appendAudioCodecLines(sb, false);
         return sb.toString().trim();
     }
 
@@ -150,7 +201,39 @@ public final class DevDiagnosticsProbe {
         return sb.toString().trim();
     }
 
-    private static void appendVideoCodecLines(StringBuilder sb, boolean encoder) {
+    private static void appendVideoCodecLines(StringBuilder sb, boolean encoder, CastSettings settings) {
+        List<String> lines = new ArrayList<>();
+        MediaCodecList list = new MediaCodecList(MediaCodecList.REGULAR_CODECS);
+        for (MediaCodecInfo info : list.getCodecInfos()) {
+            if (info.isEncoder() != encoder) {
+                continue;
+            }
+            boolean hw = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q && info.isHardwareAccelerated();
+            CodecTier tier = hw ? CodecTier.HARDWARE : CodecTier.SOFTWARE;
+            String tierTag = hw ? "HW" : "SW";
+            for (String type : info.getSupportedTypes()) {
+                if (type == null || !type.startsWith("video/")) {
+                    continue;
+                }
+                int score = CodecPriorityCatalog.priorityScoreForVideoMime(type, tier, settings);
+                lines.add(formatCodecDiagLine(tierTag, score, type, info.getName()));
+            }
+        }
+        if (lines.isEmpty()) {
+            sb.append("  (none)\n");
+            return;
+        }
+        for (String line : lines) {
+            sb.append(line).append('\n');
+        }
+    }
+
+    /** `[HW:0042] MIME: 'video/avc', c2.unisoc.avc.encoder` — tier tag + catalog priority score. */
+    private static String formatCodecDiagLine(String tierTag, int priorityScore, String mime, String codecName) {
+        return String.format(Locale.US, "  [%s:%04d] MIME: '%s', %s", tierTag, priorityScore, mime, codecName);
+    }
+
+    private static void appendAudioCodecLines(StringBuilder sb, boolean encoder) {
         List<String> lines = new ArrayList<>();
         MediaCodecList list = new MediaCodecList(MediaCodecList.REGULAR_CODECS);
         for (MediaCodecInfo info : list.getCodecInfos()) {
@@ -159,7 +242,7 @@ public final class DevDiagnosticsProbe {
             }
             boolean hw = Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q && info.isHardwareAccelerated();
             for (String type : info.getSupportedTypes()) {
-                if (type == null || !type.startsWith("video/")) {
+                if (type == null || !type.startsWith("audio/")) {
                     continue;
                 }
                 lines.add(String.format(Locale.US, "  %s [%s] %s", type, hw ? "HW" : "SW", info.getName()));
diff --git a/app/src/main/java/com/foxx/androidcast/dev/DevNetworkSelfTestProbe.java b/app/src/main/java/com/foxx/androidcast/dev/DevNetworkSelfTestProbe.java
index bf04120..04c6c17 100644
--- a/app/src/main/java/com/foxx/androidcast/dev/DevNetworkSelfTestProbe.java
+++ b/app/src/main/java/com/foxx/androidcast/dev/DevNetworkSelfTestProbe.java
@@ -255,23 +255,11 @@ public final class DevNetworkSelfTestProbe {
             return;
         }
         HttpResult head = httpHead(url);
-        if (head.code > 0 && head.code < 500) {
-            r.itemPass("head", head.summary);
-        } else {
-            r.itemFail("head", head.summary);
-        }
+        reportHttp(r, "head", head.code, head.summary);
         HttpReadResult read = httpRead(url, 32 * 1024);
-        if (read.summary.startsWith("fail")) {
-            r.itemFail("downlink", read.summary);
-        } else {
-            r.itemPass("downlink", read.summary);
-        }
+        reportHttpRead(r, "downlink", read.code, read.summary);
         HttpResult uplink = httpPostJson(url, "{\"ping\":\"bandwidth\"}");
-        if (uplink.code > 0) {
-            r.itemPass("uplink", uplink.summary);
-        } else {
-            r.itemFail("uplink", uplink.summary);
-        }
+        reportHttp(r, "uplink", uplink.code, uplink.summary);
     }
 
     private static void probeNtp(Context context, AtomicBoolean cancel, DevNetworkSelfTestReport r) {
@@ -299,11 +287,15 @@ public final class DevNetworkSelfTestProbe {
         String tz = new java.text.SimpleDateFormat("Z", Locale.US).format(new java.util.Date());
         String body = "{\"heartbeat\":{\"type\":\"ntp\",\"date\":" + now + ",\"tz\":\"" + tz + "\"}}";
         HttpTextResult text = httpPostJsonText(heartbeatUrl, body);
-        if (text.summary.startsWith("HTTP") && !text.summary.startsWith("fail")) {
+        if (httpSuccess(text.code)) {
             r.itemPass("be-ntp", text.summary);
             if (text.body != null && !text.body.isEmpty()) {
                 r.itemPass("be-payload", truncate(text.body, 120));
             }
+        } else if (text.code == 404) {
+            r.itemFail("be-ntp", text.summary + " · heartbeat.php missing on host");
+        } else if (text.code > 0) {
+            r.itemFail("be-ntp", text.summary);
         } else {
             r.itemFail("be-ntp", text.summary);
         }
@@ -331,7 +323,9 @@ public final class DevNetworkSelfTestProbe {
         if (!backend.isEmpty()) {
             HttpTextResult viaBackend = httpPostJsonText(toHeartbeatUrl(backend),
                     "{\"heartbeat\":{\"type\":\"ip\"}}");
-            if (viaBackend.summary.startsWith("fail")) {
+            if (viaBackend.code < 0) {
+                r.itemFail("external-ip", viaBackend.summary);
+            } else if (!httpSuccess(viaBackend.code)) {
                 r.itemFail("external-ip", viaBackend.summary);
             } else {
                 r.itemPass("external-ip", viaBackend.summary);
@@ -342,7 +336,9 @@ public final class DevNetworkSelfTestProbe {
             return;
         }
         HttpTextResult web = httpGetText("https://api.ipify.org?format=json");
-        if (web.summary.startsWith("fail")) {
+        if (web.code < 0) {
+            r.itemFail("external-ip", web.summary);
+        } else if (!httpSuccess(web.code)) {
             r.itemFail("external-ip", web.summary);
         } else {
             r.itemPass("external-ip", truncate(web.summary, 100));
@@ -507,6 +503,31 @@ public final class DevNetworkSelfTestProbe {
         return false;
     }
 
+    private static boolean httpSuccess(int code) {
+        return code >= 200 && code < 300;
+    }
+
+    /** 2xx pass; 404 fail; other 4xx warn (host answered, wrong path/method/body). */
+    private static void reportHttp(DevNetworkSelfTestReport r, String key, int code, String summary) {
+        if (httpSuccess(code)) {
+            r.itemPass(key, summary);
+        } else if (code == 404) {
+            r.itemFail(key, summary + " · not found");
+        } else if (code > 0 && code < 500) {
+            r.itemWarn(key, summary + " · reachable, unexpected status");
+        } else {
+            r.itemFail(key, summary);
+        }
+    }
+
+    private static void reportHttpRead(DevNetworkSelfTestReport r, String key, int code, String summary) {
+        if (summary.startsWith("fail")) {
+            r.itemFail(key, summary);
+        } else {
+            reportHttp(r, key, code, summary);
+        }
+    }
+
     private static HttpResult httpHead(String url) {
         long t0 = System.currentTimeMillis();
         try {
@@ -570,11 +591,11 @@ public final class DevNetworkSelfTestProbe {
             long ms = Math.max(1L, System.currentTimeMillis() - t0);
             double kbps = (read * 8.0) / ms;
             c.disconnect();
-            return new HttpReadResult("HTTP " + code + " · " + read + " B · "
+            return new HttpReadResult(code, "HTTP " + code + " · " + read + " B · "
                     + String.format(Locale.US, "%.1f Kbit/s", kbps));
         } catch (Exception e) {
             long ms = System.currentTimeMillis() - t0;
-            return new HttpReadResult("fail · " + e.getClass().getSimpleName() + " · " + ms + " ms");
+            return new HttpReadResult(-1, "fail · " + e.getClass().getSimpleName() + " · " + ms + " ms");
         }
     }
 
@@ -594,10 +615,10 @@ public final class DevNetworkSelfTestProbe {
             String text = readBody(c);
             long ms = System.currentTimeMillis() - t0;
             c.disconnect();
-            return new HttpTextResult("HTTP " + code + " · " + ms + " ms", text);
+            return new HttpTextResult(code, "HTTP " + code + " · " + ms + " ms", text);
         } catch (Exception e) {
             long ms = System.currentTimeMillis() - t0;
-            return new HttpTextResult("fail · " + e.getClass().getSimpleName() + " · " + ms + " ms", "");
+            return new HttpTextResult(-1, "fail · " + e.getClass().getSimpleName() + " · " + ms + " ms", "");
         }
     }
 
@@ -612,10 +633,10 @@ public final class DevNetworkSelfTestProbe {
             String text = readBody(c);
             long ms = System.currentTimeMillis() - t0;
             c.disconnect();
-            return new HttpTextResult("HTTP " + code + " · " + ms + " ms", text);
+            return new HttpTextResult(code, "HTTP " + code + " · " + ms + " ms", text);
         } catch (Exception e) {
             long ms = System.currentTimeMillis() - t0;
-            return new HttpTextResult("fail · " + e.getClass().getSimpleName() + " · " + ms + " ms", "");
+            return new HttpTextResult(-1, "fail · " + e.getClass().getSimpleName() + " · " + ms + " ms", "");
         }
     }
 
@@ -651,18 +672,22 @@ public final class DevNetworkSelfTestProbe {
     }
 
     private static final class HttpReadResult {
+        final int code;
         final String summary;
 
-        HttpReadResult(String summary) {
+        HttpReadResult(int code, String summary) {
+            this.code = code;
             this.summary = summary;
         }
     }
 
     private static final class HttpTextResult {
+        final int code;
         final String summary;
         final String body;
 
-        HttpTextResult(String summary, String body) {
+        HttpTextResult(int code, String summary, String body) {
+            this.code = code;
             this.summary = summary;
             this.body = body;
         }
diff --git a/app/src/main/java/com/foxx/androidcast/sender/CodecCatalog.java b/app/src/main/java/com/foxx/androidcast/sender/CodecCatalog.java
index 293291f..83ffc7d 100644
--- a/app/src/main/java/com/foxx/androidcast/sender/CodecCatalog.java
+++ b/app/src/main/java/com/foxx/androidcast/sender/CodecCatalog.java
@@ -26,6 +26,7 @@ import java.util.Collections;
 import java.util.Comparator;
 import java.util.LinkedHashSet;
 import java.util.List;
+import java.util.Locale;
 import java.util.Set;
 
 /** Discovers device video encoder/decoder MIME types and UI codec choices with priority scores. */
@@ -102,6 +103,70 @@ public final class CodecCatalog {
         return audioCodecChoicesForUi(null);
     }
 
+    /** Advertised audio encoder lines for diagnostics (MIME + tier + priority). */
+    public static List<String> localAdvertisedAudioEncoderLines(CastSettings settings) {
+        CastSettings s = settings != null ? settings : new CastSettings();
+        List<String> out = new ArrayList<>();
+        out.add(audioAdvertisedLine(CastSettings.AudioCodec.AAC, MediaFormat.MIMETYPE_AUDIO_AAC, s));
+        out.add(audioAdvertisedLine(CastSettings.AudioCodec.OPUS, "audio/opus", s));
+        out.add(audioAdvertisedLine(CastSettings.AudioCodec.SPEEX, "audio/speex", s));
+        out.add(audioAdvertisedLine(CastSettings.AudioCodec.PASSTHROUGH_DEBUG, "audio/raw", s));
+        return out;
+    }
+
+    public static List<String> localAdvertisedAudioDecoderLines(CastSettings settings) {
+        return localAdvertisedAudioEncoderLines(settings);
+    }
+
+    private static String audioAdvertisedLine(CastSettings.AudioCodec codec, String mime, CastSettings settings) {
+        CodecTier tier = com.foxx.androidcast.media.CodecPriorityCatalog.tierForAudioPreference(codec);
+        int score = com.foxx.androidcast.media.CodecPriorityCatalog.priorityScore(codec, settings);
+        String backend = audioBackendLabel(codec);
+        return String.format(Locale.US, "  %s [%s] pri=%d · %s", mime, tier.name(), score, backend);
+    }
+
+    private static String audioBackendLabel(CastSettings.AudioCodec codec) {
+        switch (codec) {
+            case OPUS:
+                return NativeCodecBridge.isOpusAvailable() ? "Opus native enc" : "Opus stub→AAC enc";
+            case SPEEX:
+                return NativeCodecBridge.isSpeexAvailable() ? "Speex native enc" : "Speex stub→AAC enc";
+            case PASSTHROUGH_DEBUG:
+                return "PCM passthrough (debug)";
+            case AAC:
+            default:
+                return "MediaCodec AAC enc";
+        }
+    }
+
+    public static List<String> localNativeSoftwareVideoLines(CastSettings settings) {
+        CastSettings s = settings != null ? settings : new CastSettings();
+        List<String> out = new ArrayList<>();
+        if (!NativeCodecBridge.isLibvpxAvailable()) {
+            return out;
+        }
+        out.add(nativeVideoLine(MediaFormat.MIMETYPE_VIDEO_VP8, CastSettings.VideoCodec.LIBVPX_VP8, s, "enc"));
+        out.add(nativeVideoLine(MediaFormat.MIMETYPE_VIDEO_VP9, CastSettings.VideoCodec.LIBVPX_VP9, s, "enc"));
+        return out;
+    }
+
+    public static List<String> localNativeSoftwareVideoDecoderLines(CastSettings settings) {
+        CastSettings s = settings != null ? settings : new CastSettings();
+        List<String> out = new ArrayList<>();
+        if (!NativeCodecBridge.isLibvpxAvailable()) {
+            return out;
+        }
+        out.add(nativeVideoLine(MediaFormat.MIMETYPE_VIDEO_VP8, CastSettings.VideoCodec.LIBVPX_VP8, s, "dec"));
+        out.add(nativeVideoLine(MediaFormat.MIMETYPE_VIDEO_VP9, CastSettings.VideoCodec.LIBVPX_VP9, s, "dec"));
+        return out;
+    }
+
+    private static String nativeVideoLine(String mime, CastSettings.VideoCodec codec, CastSettings settings,
+            String role) {
+        int score = com.foxx.androidcast.media.CodecPriorityCatalog.priorityScore(codec, settings);
+        return String.format(Locale.US, "  [SW:%04d] MIME: '%s', libvpx JNI %s", score, mime, role);
+    }
+
     public static List<CastSettings.VideoCodec> supportedChoices() {
         List<CastSettings.VideoCodec> out = new ArrayList<>();
         for (VideoCodecChoice c : videoCodecChoicesForUi()) {
diff --git a/app/src/main/res/layout/activity_dev_diagnostics_panel.xml b/app/src/main/res/layout/activity_dev_diagnostics_panel.xml
index f58165a..06d80b4 100644
--- a/app/src/main/res/layout/activity_dev_diagnostics_panel.xml
+++ b/app/src/main/res/layout/activity_dev_diagnostics_panel.xml
@@ -45,6 +45,10 @@
                 android:id="@+id/dev_diag_audio"
                 layout="@layout/view_dev_diag_card" />
 
+            <include
+                android:id="@+id/dev_diag_audio_codecs"
+                layout="@layout/view_dev_diag_card" />
+
             <include
                 android:id="@+id/dev_diag_network"
                 layout="@layout/view_dev_diag_card" />
diff --git a/app/src/main/res/values-ru/strings.xml b/app/src/main/res/values-ru/strings.xml
index b3d4266..3a46b52 100644
--- a/app/src/main/res/values-ru/strings.xml
+++ b/app/src/main/res/values-ru/strings.xml
@@ -209,6 +209,7 @@
     <string name="dev_diag_hw_title">Аппаратное ускорение (видео)</string>
     <string name="dev_diag_camera_title">Захват с камеры</string>
     <string name="dev_diag_audio_title">Захват звука</string>
+    <string name="dev_diag_audio_codecs_title">Аудиокодеки (сжатие)</string>
     <string name="dev_diag_network_title">Сеть</string>
     <string name="dev_diag_casting_title">Другой вывод / трансляция</string>
     <string name="dev_sender_resolution_ui_section">Разрешение отправителя (тест)</string>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index b69d689..5a85b39 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -220,6 +220,7 @@
     <string name="dev_diag_hw_title">Hardware acceleration (video)</string>
     <string name="dev_diag_camera_title">Camera capture</string>
     <string name="dev_diag_audio_title">Sound capture</string>
+    <string name="dev_diag_audio_codecs_title">Audio codecs (compression)</string>
     <string name="dev_diag_network_title">Network</string>
     <string name="dev_diag_casting_title">Other casting / display</string>
     <string name="dev_sender_resolution_ui_section">Sender resolution UI (test)</string>