diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/service/call/CallAudioManager.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/service/call/CallAudioManager.kt
index 142a3dee6..7a9c63b2e 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/service/call/CallAudioManager.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/service/call/CallAudioManager.kt
@@ -306,7 +306,7 @@ class CallAudioManager(
                 .any {
                     it.type == AudioDeviceInfo.TYPE_BLUETOOTH_SCO ||
                         it.type == AudioDeviceInfo.TYPE_BLUETOOTH_A2DP ||
-                        it.type == AudioDeviceInfo.TYPE_BLE_HEADSET
+                        (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S && it.type == AudioDeviceInfo.TYPE_BLE_HEADSET)
                 }
         } catch (_: Exception) {
             false
diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/call/CallActivity.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/call/CallActivity.kt
index 640d9d546..00d751eb0 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/call/CallActivity.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/call/CallActivity.kt
@@ -36,6 +36,7 @@ import androidx.activity.enableEdgeToEdge
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatActivity
 import androidx.compose.runtime.mutableStateOf
+import androidx.core.content.ContextCompat
 import androidx.lifecycle.lifecycleScope
 import com.vitorpamplona.amethyst.R
 import com.vitorpamplona.amethyst.commons.call.CallState
@@ -387,7 +388,7 @@ class CallActivity : AppCompatActivity() {
                 addAction(ACTION_PIP_HANGUP)
                 addAction(ACTION_PIP_TOGGLE_MUTE)
             }
-        registerReceiver(pipActionReceiver, filter, RECEIVER_NOT_EXPORTED)
+        ContextCompat.registerReceiver(this, pipActionReceiver, filter, ContextCompat.RECEIVER_NOT_EXPORTED)
     }
 
     private fun unregisterPipReceiver() {
diff --git a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/video/hls/NewHlsVideoScreen.kt b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/video/hls/NewHlsVideoScreen.kt
index 36efa974d..0955d9a96 100644
--- a/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/video/hls/NewHlsVideoScreen.kt
+++ b/amethyst/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/video/hls/NewHlsVideoScreen.kt
@@ -88,6 +88,7 @@ import com.vitorpamplona.amethyst.ui.screen.loggedIn.AccountViewModel
 import kotlinx.collections.immutable.toImmutableList
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.withContext
+import java.util.Locale
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
@@ -742,5 +743,9 @@ private suspend fun probeSourceMetadata(
 private fun formatSize(bytes: Long): String {
     if (bytes <= 0) return "—"
     val mb = bytes.toDouble() / (1024 * 1024)
-    return if (mb >= 1) String.format("%.1f MB", mb) else String.format("%.0f KB", bytes / 1024.0)
+    return if (mb >= 1) {
+        String.format(Locale.getDefault(), "%.1f MB", mb)
+    } else {
+        String.format(Locale.getDefault(), "%.0f KB", bytes / 1024.0)
+    }
 }
diff --git a/amethyst/src/main/res/values-zh-rCN/strings.xml b/amethyst/src/main/res/values-zh-rCN/strings.xml
index cccb94da3..82821150d 100644
--- a/amethyst/src/main/res/values-zh-rCN/strings.xml
+++ b/amethyst/src/main/res/values-zh-rCN/strings.xml
@@ -558,7 +558,7 @@
     <string name="nest_disconnect">断开连接</string>
     <string name="nest_mute">静音</string>
     <string name="nest_unmute">取消静音</string>
-    <string name="nest_connecting">正在连接...</string>
+    <string name="nest_connecting">正在连接…</string>
     <string name="nest_connecting_resolving">正在解析房间</string>
     <string name="nest_connecting_transport">正在打开传输</string>
     <string name="nest_connecting_handshake">正在协商音频</string>
diff --git a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip06KeyDerivation/Nip06CommonTest.kt b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip06KeyDerivation/Nip06CommonTest.kt
index eec79ca77..8fac635a7 100644
--- a/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip06KeyDerivation/Nip06CommonTest.kt
+++ b/quartz/src/commonTest/kotlin/com/vitorpamplona/quartz/nip06KeyDerivation/Nip06CommonTest.kt
@@ -59,7 +59,7 @@ class Nip06CommonTest {
     }
 
     @Test
-    @Ignore()
+    @Ignore
     fun fromSeedNip06FromSnort() {
         val privateKeyNsec = nip06.privateKeyFromMnemonic(snortTest).toHexKey()
         assertEquals("nsec1ppw9ltr2x9qwg9a2qnmgv98tfruy2ejnja7me76mwmsreu3s8u2sscj5nt", privateKeyNsec)