diff --git a/app/src/main/java/btm/m/os4/systemuihook/HyperSystemUiModule.kt b/app/src/main/java/btm/m/os4/systemuihook/HyperSystemUiModule.kt
index a18d5d5..7f9d449 100644
--- a/app/src/main/java/btm/m/os4/systemuihook/HyperSystemUiModule.kt
+++ b/app/src/main/java/btm/m/os4/systemuihook/HyperSystemUiModule.kt
@@ -1589,11 +1589,23 @@ class HyperSystemUiModule : XposedModule() {
         }
     }
 
+    private fun isStandaloneHyperMusicCoverInstalled(context: Context): Boolean = runCatching {
+        context.packageManager.getPackageInfo("com.github.zyl6932.HyperMusicCover", 0)
+        true
+    }.getOrDefault(false)
+
     private fun sendHyperMusicCoverMediaCardCommand(
         context: Context,
         hideArtwork: Boolean,
         centerText: Boolean,
     ) {
+        if (isStandaloneHyperMusicCoverInstalled(context)) {
+            btm.m.os4.systemuihook.HookModuleLogger.log(
+                this, Log.INFO, TAG,
+                "Standalone HyperMusicCover detected; skipping HyperChanger media-card command",
+            )
+            return
+        }
         runCatching {
             context.sendBroadcast(
                 Intent(HYPER_MUSIC_COVER_ACTION)
@@ -1608,6 +1620,13 @@ class HyperSystemUiModule : XposedModule() {
     }
 
     private fun sendHyperMusicCoverCommand(context: Context, op: String, on: Boolean) {
+        if (isStandaloneHyperMusicCoverInstalled(context)) {
+            btm.m.os4.systemuihook.HookModuleLogger.log(
+                this, Log.INFO, TAG,
+                "Standalone HyperMusicCover detected; skipping HyperChanger command op=$op on=$on",
+            )
+            return
+        }
         runCatching {
             context.sendBroadcast(
                 Intent(HYPER_MUSIC_COVER_ACTION)
diff --git a/app/src/main/java/btm/m/os4/systemuihook/MainActivity.kt b/app/src/main/java/btm/m/os4/systemuihook/MainActivity.kt
index fa633cf..e421df8 100644
--- a/app/src/main/java/btm/m/os4/systemuihook/MainActivity.kt
+++ b/app/src/main/java/btm/m/os4/systemuihook/MainActivity.kt
@@ -516,6 +516,13 @@ private fun suggestedScopesForHookChange(before: HookSettings, after: HookSettin
     return scopes
 }
 
+private const val STANDALONE_HMC_PACKAGE = "com.github.zyl6932.HyperMusicCover"
+
+private fun isStandaloneHyperMusicCoverInstalled(context: Context): Boolean = runCatching {
+    context.packageManager.getPackageInfo(STANDALONE_HMC_PACKAGE, 0)
+    true
+}.getOrDefault(false)
+
 @Composable
 private fun Root(
     hooks: HookSettingsStore,
@@ -8721,6 +8728,14 @@ private fun Lock(
     ),
 ) { p, scroll ->
     val context = LocalContext.current
+    val standaloneHmcInstalled = remember(context) { isStandaloneHyperMusicCoverInstalled(context) }
+    LaunchedEffect(standaloneHmcInstalled, s.lockscreenMusicLockscreenEnabled) {
+        if (standaloneHmcInstalled && s.lockscreenMusicLockscreenEnabled) {
+            // HMC and HC both hook SystemUI. Disable HC's stored toggle when the standalone
+            // module is installed so it cannot silently reactivate after a later restart.
+            update { it.copy(lockscreenMusicLockscreenEnabled = false) }
+        }
+    }
     val shortcutGestureStore = remember(context) { LockscreenShortcutBackgroundSettingsStore(context) }
     val shortcutGestureService by HookApplication.service.collectAsStateWithLifecycle()
     var shortcutGestureMode by remember { mutableIntStateOf(shortcutGestureStore.settings.gestureMode) }
@@ -9088,9 +9103,17 @@ OverlayDropdownPreference(
                 "\u9700\u8981\u540c\u65f6\u91cd\u542f\u201c\u7cfb\u7edf\u754c\u9762\u201d\u548c\u201c\u58c1\u7eb8\u201d\u5e94\u7528",
                 "\u9700\u8981\u540c\u65f6\u91cd\u542f\u201c\u7cfb\u7edf\u754c\u9762\u201d\u548c\u201c\u58c1\u7eb8\u201d\u5e94\u7528",
             ),
-            checked = s.lockscreenMusicLockscreenEnabled,
+            checked = s.lockscreenMusicLockscreenEnabled && !isStandaloneHyperMusicCoverInstalled(context),
             onCheckedChange = { value ->
-                update { it.copy(lockscreenMusicLockscreenEnabled = value) }
+                if (value && isStandaloneHyperMusicCoverInstalled(context)) {
+                    Toast.makeText(
+                        context,
+                        "检测到独立版 HyperMusicCover 已安装。为避免两个模块同时 Hook SystemUI，请先在 LSPosed 中停用 HMC，再开启 HC 音乐锁屏。",
+                        Toast.LENGTH_LONG,
+                    ).show()
+                } else {
+                    update { it.copy(lockscreenMusicLockscreenEnabled = value) }
+                }
             },
         )
         AnimatedVisibility(
diff --git a/app/src/main/java/btm/m/os4/systemuihook/ModuleSafetyPage.kt b/app/src/main/java/btm/m/os4/systemuihook/ModuleSafetyPage.kt
index 552a49a..d72ccda 100644
--- a/app/src/main/java/btm/m/os4/systemuihook/ModuleSafetyPage.kt
+++ b/app/src/main/java/btm/m/os4/systemuihook/ModuleSafetyPage.kt
@@ -36,6 +36,7 @@ internal fun ModuleSafetyPage(openLogs: () -> Unit, back: () -> Unit) {
     val exporter = rememberModuleLogExporter()
     val nativeFailure = tr("safetyNativeFailed", "设置已保存，但桌面原生配置同步失败。请授予超级用户权限后重试，确认成功后再重启设备。")
     val syncFailure = tr("safetySyncFailed", "设置已保存到本地，但框架同步失败。请恢复 LSPosed 连接后重试。")
+
     fun update(change: (ModuleSafetySettings) -> ModuleSafetySettings) {
         if (busy) return
         val result = runCatching { store.update(service, change) }
@@ -52,76 +53,137 @@ internal fun ModuleSafetyPage(openLogs: () -> Unit, back: () -> Unit) {
             busy = false
         }
     }
+
     LaunchedEffect(service) {
         service?.let {
             if (runCatching { store.syncRemote(it) }.isFailure) status = syncFailure
             settings = store.settings
         }
     }
+
     AppPage(tr("moduleSafety", "模块安全"), back, header = {
-        SoftGlassHeaderTabs(listOf(tr("safetyOptions", "选项"), tr("safetyInformation", "信息")), selectedTab) { selectedTab = it }
+        SoftGlassHeaderTabs(listOf(tr("safetyOptions", "选项"), tr("safetyInformation", "信息")), selectedTab) {
+            selectedTab = it
+        }
     }) { padding, scroll ->
         AppList(padding, scroll) {
             if (selectedTab == 0) {
                 item {
                     Group(tr("safetySwitches", "模块开关")) {
-                        SwitchPreference(title = tr("safetyMaster", "模块总开关"),
+                        SwitchPreference(
+                            title = tr("safetyMaster", "模块总开关"),
                             summary = tr("safetyMasterHint", "关闭以后禁用所有 Hook，至少软重启设备以生效"),
-                            checked = settings.enabled, enabled = !busy,
-                            onCheckedChange = { value -> update { it.copy(enabled = value) } })
-                        SwitchPreference(title = tr("safetySystemUi", "系统界面安全模式"),
+                            checked = settings.enabled,
+                            enabled = !busy,
+                            onCheckedChange = { value -> update { it.copy(enabled = value) } }
+                        )
+                        SwitchPreference(
+                            title = tr("safetySystemUi", "系统界面安全模式"),
                             summary = tr("safetySystemUiHint", "禁用对系统界面的 Hook，重启后生效"),
-                            checked = settings.systemUiSafe, enabled = !busy,
-                            onCheckedChange = { value -> update { it.copy(systemUiSafe = value) } })
-                        SwitchPreference(title = tr("safetyPartial", "部分安全模式"),
+                            checked = settings.systemUiSafe,
+                            enabled = !busy,
+                            onCheckedChange = { value -> update { it.copy(systemUiSafe = value) } }
+                        )
+                        SwitchPreference(
+                            title = tr("safetyPartial", "部分安全模式"),
                             summary = tr("safetyPartialHint", "停用某个部分的模块功能，重启后生效"),
-                            checked = settings.partialSafe, enabled = !busy,
-                            onCheckedChange = { value -> if (value) sectionsDialog = true else update { it.copy(partialSafe = false) } })
-                        if (settings.partialSafe) ArrowPreference(tr("safetyChooseSections", "选择停用部分"),
-                            summary = settings.sections.joinToString("、") { safetySectionTitle(it) },
-                            enabled = !busy, onClick = { sectionsDialog = true })
+                            checked = settings.partialSafe,
+                            enabled = !busy,
+                            onCheckedChange = { value ->
+                                if (value) sectionsDialog = true else update { it.copy(partialSafe = false) }
+                            }
+                        )
+                        if (settings.partialSafe) {
+                            ArrowPreference(
+                                tr("safetyChooseSections", "选择停用部分"),
+                                summary = settings.sections.joinToString("、") { safetySectionTitle(it) },
+                                enabled = !busy,
+                                onClick = { sectionsDialog = true }
+                            )
+                        }
                         ModuleHotReloadPreferences(enabled = !busy)
                     }
                 }
                 item {
                     Group(tr("safetyLogging", "日志输出")) {
-                        SwitchPreference(title = tr("safetyLogging", "日志输出"), checked = settings.logEnabled, enabled = !busy,
-                            onCheckedChange = { value -> update { it.copy(logEnabled = value) } })
-                        OverlayDropdownPreference(tr("safetyLogOutputLevel", "日志输出等级"),
+                        SwitchPreference(
+                            title = tr("safetyLogging", "日志输出"),
+                            checked = settings.logEnabled,
+                            enabled = !busy,
+                            onCheckedChange = { value -> update { it.copy(logEnabled = value) } }
+                        )
+                        OverlayDropdownPreference(
+                            tr("safetyLogOutputLevel", "日志输出等级"),
                             listOf(tr("safetyLogNormal", "一般"), tr("safetyLogDetailed", "详细")),
-                            if (settings.detailedLogs) 1 else 0, enabled = !busy && settings.logEnabled,
-                            onSelectedIndexChange = { value -> update { it.copy(detailedLogs = value == 1) } })
+                            if (settings.detailedLogs) 1 else 0,
+                            enabled = !busy && settings.logEnabled,
+                            onSelectedIndexChange = { value -> update { it.copy(detailedLogs = value == 1) } }
+                        )
                         ArrowPreference(tr("safetyViewLogs", "查看日志"), onClick = openLogs)
-                        ArrowPreference(tr("safetyExportLogs", "导出日志"), enabled = !exporter.busy, onClick = { exporter.export(false) })
+                        ArrowPreference(
+                            tr("safetyExportLogs", "导出日志"),
+                            enabled = !exporter.busy,
+                            onClick = { exporter.export(false) }
+                        )
                         val days = listOf(3, 7, 14, 30, 120)
-                        OverlayDropdownPreference(tr("safetyRetention", "定时清理日志"), days.map { tr("safetyDays", "%d 天").format(it) },
-                            days.indexOf(settings.retentionDays), enabled = !busy,
-                            onSelectedIndexChange = { index -> update { it.copy(retentionDays = days[index]) } })
-                        ArrowPreference(tr("safetyClearAll", "立即清空日志"), enabled = !busy, onClick = { clearDialog = true })
+                        OverlayDropdownPreference(
+                            tr("safetyRetention", "定时清理日志"),
+                            days.map { tr("safetyDays", "%d 天").format(it) },
+                            days.indexOf(settings.retentionDays),
+                            enabled = !busy,
+                            onSelectedIndexChange = { index -> update { it.copy(retentionDays = days[index]) } }
+                        )
+                        ArrowPreference(
+                            tr("safetyClearAll", "立即清空日志"),
+                            enabled = !busy,
+                            onClick = { clearDialog = true }
+                        )
                     }
                 }
                 status?.let { value -> item { SafetyNote(value) } }
-                if (status != null) item {
-                    Card(Modifier.fillMaxWidth(), cornerRadius = 22.5.dp) {
-                        ArrowPreference(tr("safetyRetrySync", "重试同步"), enabled = !busy, onClick = { update { it } })
+                if (status != null) {
+                    item {
+                        Card(Modifier.fillMaxWidth(), cornerRadius = 22.5.dp) {
+                            ArrowPreference(
+                                tr("safetyRetrySync", "重试同步"),
+                                enabled = !busy,
+                                onClick = { update { it } }
+                            )
+                        }
                     }
                 }
                 exporter.status?.let { value -> item { SafetyNote(value) } }
-                if (service == null) item { SafetyNote(tr("safetyOffline", "LSPosed 未连接，设置将保存在本地并在连接后同步。")) }
-            } else item { ModuleSafetyInformation() }
+                if (service == null) {
+                    item { SafetyNote(tr("safetyOffline", "LSPosed 未连接，设置将保存在本地并在连接后同步。")) }
+                }
+            } else {
+                item { ModuleSafetyInformation() }
+            }
         }
     }
-    if (sectionsDialog) SafetySectionsDialog(settings.sections, { sectionsDialog = false }) { selected ->
-        sectionsDialog = false
-        update { it.copy(partialSafe = true, sections = selected) }
+
+    if (sectionsDialog) {
+        SafetySectionsDialog(settings.sections, { sectionsDialog = false }) { selected ->
+            sectionsDialog = false
+            update { it.copy(partialSafe = true, sections = selected) }
+        }
     }
-    if (clearDialog) ModuleLogClearDialog({ clearDialog = false }) {
-        clearDialog = false
-        busy = true
-        scope.launch {
-            val result = withContext(Dispatchers.IO) { runCatching { ModuleLogRepository(context).clear() } }
-            status = if (result.isSuccess) tr("safetyLogsCleared", "日志已清空") else tr("safetyLogsClearFailed", "无法清空日志，请重试")
-            busy = false
+
+    if (clearDialog) {
+        ModuleLogClearDialog({ clearDialog = false }) {
+            clearDialog = false
+            busy = true
+            scope.launch {
+                val result = withContext(Dispatchers.IO) {
+                    runCatching { ModuleLogRepository(context).clear() }
+                }
+                status = if (result.isSuccess) {
+                    tr("safetyLogsCleared", "日志已清空")
+                } else {
+                    tr("safetyLogsClearFailed", "无法清空日志，请重试")
+                }
+                busy = false
+            }
         }
     }
 }
@@ -129,32 +191,54 @@ internal fun ModuleSafetyPage(openLogs: () -> Unit, back: () -> Unit) {
 internal fun safetySectionTitle(section: SafetySection) = tr("safetySection${section.name}", section.title)
 
 @Composable
-private fun SafetySectionsDialog(initial: Set<SafetySection>, dismiss: () -> Unit, save: (Set<SafetySection>) -> Unit) {
+private fun SafetySectionsDialog(
+    initial: Set<SafetySection>,
+    dismiss: () -> Unit,
+    save: (Set<SafetySection>) -> Unit
+) {
     var selected by remember { mutableStateOf(initial) }
     WindowDialog(show = true, title = tr("safetyPartial", "部分安全模式"), onDismissRequest = dismiss) {
         Column(verticalArrangement = Arrangement.spacedBy(10.dp)) {
             Column(Modifier.heightIn(max = 380.dp).verticalScroll(rememberScrollState())) {
                 SafetySection.entries.forEach { section ->
-                    val toggle = { selected = if (section in selected) selected - section else selected + section }
-                    Row(Modifier.fillMaxWidth().clickable(onClick = toggle).padding(vertical = 8.dp), verticalAlignment = Alignment.CenterVertically) {
-                        Checkbox(state = if (section in selected) ToggleableState.On else ToggleableState.Off, onClick = toggle)
+                    val toggle = {
+                        selected = if (section in selected) selected - section else selected + section
+                    }
+                    Row(
+                        Modifier.fillMaxWidth().clickable(onClick = toggle).padding(vertical = 8.dp),
+                        verticalAlignment = Alignment.CenterVertically
+                    ) {
+                        Checkbox(
+                            state = if (section in selected) ToggleableState.On else ToggleableState.Off,
+                            onClick = toggle
+                        )
                         Text(safetySectionTitle(section), Modifier.padding(start = 12.dp))
                     }
                 }
             }
             Row(horizontalArrangement = Arrangement.spacedBy(10.dp)) {
-                GlassDialogButton({ selected = SafetySection.entries.toSet() }, Modifier.weight(1f)) { Text(tr("全选", "全选")) }
-                GlassDialogButton({ save(selected) }, Modifier.weight(1f), colors = ButtonDefaults.buttonColorsPrimary()) { Text(tr("保存", "保存")) }
+                GlassDialogButton({ selected = SafetySection.entries.toSet() }, Modifier.weight(1f)) {
+                    Text(tr("全选", "全选"))
+                }
+                GlassDialogButton({ save(selected) }, Modifier.weight(1f), colors = ButtonDefaults.buttonColorsPrimary()) {
+                    Text(tr("保存", "保存"))
+                }
+            }
+            GlassDialogButton(dismiss, Modifier.fillMaxWidth()) {
+                Text(tr("取消", "取消"))
             }
-            GlassDialogButton(dismiss, Modifier.fillMaxWidth()) { Text(tr("取消", "取消")) }
         }
     }
 }
 
 @Composable
 internal fun SafetyNote(text: String) {
-    Text(text, Modifier.fillMaxWidth().padding(horizontal = 16.dp, vertical = 8.dp),
-        style = MiuixTheme.textStyles.body2, color = MiuixTheme.colorScheme.onSurfaceVariantSummary)
+    Text(
+        text,
+        Modifier.fillMaxWidth().padding(horizontal = 16.dp, vertical = 8.dp),
+        style = MiuixTheme.textStyles.body2,
+        color = MiuixTheme.colorScheme.onSurfaceVariantSummary
+    )
 }
 
 @Composable
@@ -163,33 +247,85 @@ private fun ModuleSafetyInformation() {
     val service by HookApplication.service.collectAsStateWithLifecycle()
     var root by remember { mutableStateOf<Boolean?>(null) }
     var zygisk by remember { mutableStateOf<String?>(null) }
+    var lsposedVersion by remember { mutableStateOf<String?>(null) }
+
     LaunchedEffect(Unit) {
-        withContext(Dispatchers.IO) {
+        val detection = withContext(Dispatchers.IO) {
             val probe = runCatching { ModuleRoot.run("id -u", 1024) }.getOrNull()
-            root = probe?.let { it.code == 0 && it.output.trim() == "0" } ?: false
-            if (root == true) zygisk = runCatching {
-                ModuleRoot.run("""
-                    for directory in /data/adb/modules/*; do
-                      [ -f "${'$'}directory/module.prop" ] || continue
-                      [ ! -f "${'$'}directory/disable" ] || continue
-                      case "${'$'}directory" in *zygisk*|*rezygisk*)
-                        name=''; version=''
-                        while IFS='=' read -r key value; do
-                          case "${'$'}key" in name) name="${'$'}value";; version) version="${'$'}value";; esac
-                        done < "${'$'}directory/module.prop"
-                        printf '%s %s\n' "${'$'}name" "${'$'}version";;
-                      esac
-                    done
-                """.trimIndent(), 8192).output.trim().takeIf { it.isNotBlank() }
-            }.getOrNull()
+            val hasRoot = probe?.let { it.code == 0 && it.output.trim() == "0" } ?: false
+            var zygiskInfo: String? = null
+            var lsposedInfo: String? = null
+
+            if (hasRoot) {
+                zygiskInfo = runCatching {
+                    ModuleRoot.run(
+                        """
+                        for directory in /data/adb/modules/*; do
+                          [ -f "${'$'}directory/module.prop" ] || continue
+                          [ ! -f "${'$'}directory/disable" ] || continue
+                          case "${'$'}directory" in *zygisk*|*rezygisk*)
+                            name=''; version=''
+                            while IFS='=' read -r key value; do
+                              case "${'$'}key" in name) name="${'$'}value";; version) version="${'$'}value";; esac
+                            done < "${'$'}directory/module.prop"
+                            printf '%s %s\n' "${'$'}name" "${'$'}version";;
+                          esac
+                        done
+                        """.trimIndent(),
+                        8192
+                    ).output.trim().takeIf { it.isNotBlank() }
+                }.getOrNull()
+
+                lsposedInfo = runCatching {
+                    ModuleRoot.run(
+                        """
+                        for directory in /data/adb/modules/*; do
+                            [ -f "${'$'}directory/module.prop" ] || continue
+                            [ -f "${'$'}directory/disable" ] && continue
+                            id=''
+                            name=''
+                            version=''
+                            while IFS='=' read -r key value; do
+                                case "${'$'}key" in
+                                    id) id="${'$'}value" ;;
+                                    name) name="${'$'}value" ;;
+                                    version) version="${'$'}value" ;;
+                                esac
+                            done < "${'$'}directory/module.prop"
+                            case "${'$'}id:${'$'}name" in
+                                *lsposed*|*LSPosed*|*LSPOSED*)
+                                    printf '%s\n' "${'$'}version"
+                                    break
+                                    ;;
+                            esac
+                        done
+                        """.trimIndent(),
+                        8192
+                    ).output.trim().takeIf { it.isNotBlank() }
+                }.getOrNull()
+            }
+
+            Triple(hasRoot, zygiskInfo, lsposedInfo)
         }
+        root = detection.first
+        zygisk = detection.second
+        lsposedVersion = detection.third
     }
+
     val unknown = tr("未检测到", "未检测到")
     Column(verticalArrangement = Arrangement.spacedBy(12.dp)) {
         Group(tr("safetyFrameworkRoot", "框架与超级用户")) {
             Column(Modifier.fillMaxWidth().clickable { openLsposedManager(context) }) {
-                DeviceInfoItem(if (service != null) tr("safetyLsposedConnected", "LSPosed 已连接") else tr("safetyLsposedDisconnected", "LSPosed 未连接"),
-                    tr("safetyApi", "API %s").format(runCatching { service?.apiVersion?.toString() }.getOrNull() ?: unknown))
+                DeviceInfoItem(
+                    if (service != null) {
+                        tr("safetyLsposedConnected", "LSPosed 已连接")
+                    } else {
+                        tr("safetyLsposedDisconnected", "LSPosed 未连接")
+                    },
+                    tr("safetyApi", "API %s").format(
+                        runCatching { service?.apiVersion?.toString() }.getOrNull() ?: unknown
+                    ) + "\n" + (lsposedVersion ?: unknown)
+                )
             }
             DeviceInfoItem(when (root) {
                 true -> tr("safetyRootGranted", "超级用户 已授权")
@@ -199,6 +335,7 @@ private fun ModuleSafetyInformation() {
         }
         Group(tr("safetyDeviceInformation", "设备信息")) {
             DeviceInfoItem(OsCompatibility.systemProperty("ro.product.marketname").ifBlank { Build.MODEL }, tr("safetyDeviceModel", "设备型号"))
+            DeviceInfoItem(OsCompatibility.systemProperty("ro.product.device").ifBlank { Build.DEVICE },tr("设备代号", "设备代号"))
             DeviceInfoItem(tr("safetyAndroidValue", "%s (SDK %d)").format(Build.VERSION.RELEASE, Build.VERSION.SDK_INT), tr("safetyAndroidVersion", "Android 版本"))
             DeviceInfoItem(OsCompatibility.systemProperty("ro.mi.os.version.incremental").removePrefix("OS").ifBlank { unknown }, tr("safetyHyperOsBuildVersion", "HyperOS 构建版本号"))
             DeviceInfoItem(Build.SUPPORTED_ABIS.joinToString(", "), tr("safetyArchitecture", "系统架构"))
diff --git a/app/src/main/java/btm/m/os4/systemuihook/hypermusiccover/Main.java b/app/src/main/java/btm/m/os4/systemuihook/hypermusiccover/Main.java
index 975eeef..5f98d85 100644
--- a/app/src/main/java/btm/m/os4/systemuihook/hypermusiccover/Main.java
+++ b/app/src/main/java/btm/m/os4/systemuihook/hypermusiccover/Main.java
@@ -1761,6 +1761,13 @@ public void onReceive(Context c, Intent i) {
                     } else if ("pushart".equals(op)) {
                         boolean on = i.getBooleanExtra("on", true);
                         if (i.hasExtra("bias")) sBias = clamp01(i.getFloatExtra("bias", sBias));
+                        if (!on) {
+                            // An explicit OFF from the app must also stop automatic card-following.
+                            // Otherwise the next metadata/card update reaches onMediaUpdate() while
+                            // sAuto is still true and immediately enters cover mode again, making the
+                            // user's OFF switch appear ineffective (especially with HMC also active).
+                            setAuto(false);
+                        }
                         sTrackKey = on ? trackKey(pickController(c)) : "";
                         setCoverEnabled(on, anim, false);
                     } else if ("wphello".equals(op)) {