diff --git a/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/component/Permissions.kt b/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/component/Permissions.kt
new file mode 100644
index 000000000..33dbb871a
--- /dev/null
+++ b/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/component/Permissions.kt
@@ -0,0 +1,30 @@
+package com.topjohnwu.magisk.ui.component
+
+import android.Manifest.permission.WRITE_EXTERNAL_STORAGE
+import android.widget.Toast
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberUpdatedState
+import androidx.compose.ui.platform.LocalContext
+import com.topjohnwu.magisk.core.R
+import com.topjohnwu.magisk.core.base.IActivityExtension
+import com.topjohnwu.magisk.core.ktx.toast
+
+@Composable
+fun rememberExternalStoragePermissionLauncher(onGranted: () -> Unit): () -> Unit {
+    val context = LocalContext.current
+    val currentOnGranted by rememberUpdatedState(onGranted)
+
+    return remember(context) {
+        {
+            (context as IActivityExtension).withPermission(WRITE_EXTERNAL_STORAGE) { granted ->
+                if (granted) {
+                    currentOnGranted()
+                } else {
+                    context.toast(R.string.external_rw_permission_denied, Toast.LENGTH_SHORT)
+                }
+            }
+        }
+    }
+}
diff --git a/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/flash/FlashScreen.kt b/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/flash/FlashScreen.kt
index e2bc40cbf..741682f16 100644
--- a/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/flash/FlashScreen.kt
+++ b/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/flash/FlashScreen.kt
@@ -30,6 +30,7 @@ import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import com.topjohnwu.magisk.R
 import com.topjohnwu.magisk.core.Const
+import com.topjohnwu.magisk.ui.component.rememberExternalStoragePermissionLauncher
 import com.topjohnwu.magisk.ui.terminal.TerminalScreen
 import com.topjohnwu.magisk.core.R as CoreR
 
@@ -41,6 +42,9 @@ fun FlashScreen(viewModel: FlashViewModel, action: String, onBack: () -> Unit) {
     val showReboot by viewModel.showReboot.collectAsState()
     val finished = flashState != FlashViewModel.State.FLASHING
     val useTerminal = action == Const.Value.FLASH_ZIP
+    val saveLog = rememberExternalStoragePermissionLauncher {
+        viewModel.saveLog()
+    }
 
     val statusText = when (flashState) {
         FlashViewModel.State.FLASHING -> stringResource(CoreR.string.flashing)
@@ -69,7 +73,7 @@ fun FlashScreen(viewModel: FlashViewModel, action: String, onBack: () -> Unit) {
                     if (finished) {
                         IconButton(
                             modifier = Modifier.padding(end = 4.dp),
-                            onClick = { viewModel.saveLog() }
+                            onClick = saveLog
                         ) {
                             Icon(
                                 painter = painterResource(R.drawable.ic_save),
diff --git a/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/log/LogScreen.kt b/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/log/LogScreen.kt
index 4588743d3..c81c6107c 100644
--- a/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/log/LogScreen.kt
+++ b/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/log/LogScreen.kt
@@ -62,6 +62,7 @@ import com.google.accompanist.drawablepainter.rememberDrawablePainter
 import com.topjohnwu.magisk.core.ktx.timeDateFormat
 import com.topjohnwu.magisk.core.ktx.toTime
 import com.topjohnwu.magisk.core.model.su.SuLog
+import com.topjohnwu.magisk.ui.component.rememberExternalStoragePermissionLauncher
 import com.topjohnwu.magisk.core.R as CoreR
 
 @OptIn(ExperimentalMaterial3Api::class)
@@ -74,6 +75,9 @@ fun LogScreen(viewModel: LogViewModel) {
         stringResource(CoreR.string.magisk)
     )
     val scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior()
+    val saveMagiskLog = rememberExternalStoragePermissionLauncher {
+        viewModel.saveMagiskLog()
+    }
 
     Scaffold(
         topBar = {
@@ -81,7 +85,7 @@ fun LogScreen(viewModel: LogViewModel) {
                 title = { Text(stringResource(CoreR.string.logs)) },
                 actions = {
                     if (selectedTab == 1) {
-                        IconButton(onClick = { viewModel.saveMagiskLog() }) {
+                        IconButton(onClick = saveMagiskLog) {
                             Icon(
                                 imageVector = Icons.Default.Download,
                                 contentDescription = stringResource(CoreR.string.save_log),
diff --git a/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/module/ActionScreen.kt b/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/module/ActionScreen.kt
index 0f4743157..36a5e6336 100644
--- a/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/module/ActionScreen.kt
+++ b/app/apk-ng/src/main/java/com/topjohnwu/magisk/ui/module/ActionScreen.kt
@@ -19,6 +19,7 @@ import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import com.topjohnwu.magisk.R
+import com.topjohnwu.magisk.ui.component.rememberExternalStoragePermissionLauncher
 import com.topjohnwu.magisk.ui.terminal.TerminalScreen
 import com.topjohnwu.magisk.core.R as CoreR
 
@@ -27,6 +28,9 @@ import com.topjohnwu.magisk.core.R as CoreR
 fun ActionScreen(viewModel: ActionViewModel, actionName: String, onBack: () -> Unit) {
     val actionState by viewModel.actionState.collectAsState()
     val finished = actionState != ActionViewModel.State.RUNNING
+    val saveLog = rememberExternalStoragePermissionLauncher {
+        viewModel.saveLog()
+    }
 
     val scrollBehavior = TopAppBarDefaults.pinnedScrollBehavior()
     Scaffold(
@@ -49,7 +53,7 @@ fun ActionScreen(viewModel: ActionViewModel, actionName: String, onBack: () -> U
                     if (finished) {
                         IconButton(
                             modifier = Modifier.padding(end = 16.dp),
-                            onClick = { viewModel.saveLog() }
+                            onClick = saveLog
                         ) {
                             Icon(
                                 painter = painterResource(R.drawable.ic_save),