diff --git a/app/src/main/java/com/samsung/microbit/ui/FetchPopups.java b/app/src/main/java/com/samsung/microbit/ui/FetchPopups.java
index 03b0649..5c1212b 100644
--- a/app/src/main/java/com/samsung/microbit/ui/FetchPopups.java
+++ b/app/src/main/java/com/samsung/microbit/ui/FetchPopups.java
@@ -59,6 +59,12 @@ public void bluetoothOff() {
                 popupClickActivityCancelled, popupClickActivityCancelled);
     }
 
+    public void bluetoothEnableRestricted() {
+        UIUtils.safelyStartActivityToast( mClient.fetchPopupsContext(),
+                mClient.fetchPopupsContext().getString(R.string.unable_to_start_activity_to_enable_bluetooth));
+        mClient.fetchPopupsCancelled();
+    }
+
     public void bluetoothConnectPermissionError() {
         PopUp.show(mClient.fetchPopupsContext().getString(R.string.ble_permission_connect_error),
                 mClient.fetchPopupsContext().getString(R.string.permissions_needed_title),
diff --git a/app/src/main/java/com/samsung/microbit/ui/UIUtils.java b/app/src/main/java/com/samsung/microbit/ui/UIUtils.java
index a85a129..05f9ea0 100644
--- a/app/src/main/java/com/samsung/microbit/ui/UIUtils.java
+++ b/app/src/main/java/com/samsung/microbit/ui/UIUtils.java
@@ -1,10 +1,16 @@
 package com.samsung.microbit.ui;
 
 import android.app.Activity;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.PackageManager;
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.graphics.Typeface;
 import android.graphics.drawable.Drawable;
+import android.net.Uri;
+import android.os.Bundle;
 import android.util.Log;
 import android.util.TypedValue;
 import android.view.View;
@@ -13,6 +19,7 @@
 import android.widget.Button;
 import android.widget.ImageButton;
 import android.widget.TextView;
+import android.widget.Toast;
 
 import com.samsung.microbit.R;
 
@@ -271,4 +278,89 @@ public void gifAnimate( @IdRes int id) {
             view.animate();
         }
     }
+
+    public static void safelyStartActivityToast( Context context, String message, String title) {
+        Toast.makeText( context, title + ".\n" + message, Toast.LENGTH_LONG).show();
+    }
+
+    public static void safelyStartActivityToast( Context context, String title) {
+        safelyStartActivityToast( context, context.getString(R.string.this_device_may_have_restrictions_in_place), title);
+    }
+
+    public static void safelyStartActivityToastGeneric( Context context) {
+        safelyStartActivityToast( context, context.getString(R.string.unable_to_start_activity));
+    }
+
+    public static void safelyStartActivityToastOpenLink( Context context) {
+        safelyStartActivityToast( context, context.getString(R.string.unable_to_open_link));
+    }
+
+//    public static boolean safelyStartActivityDebugFail = false;
+
+    // Wrap startActivity and startActivityForResult
+    // Return non-zero error on fail
+    // When startActivityForResult fails, the caller likely
+    // needs to add code similar to the cancel case in onActivityResult
+    public static int safelyStartActivity( Context context, boolean report, Intent intent,
+                                           boolean forResult, int requestCode, Bundle options) {
+//        if ( safelyStartActivityDebugFail) {
+//            if (report) {
+//                safelyStartActivityToastGeneric(context);
+//            }
+//            return 4;
+//        }
+
+        int error = 0;
+
+        try {
+            if ( forResult) {
+                if ( !(context instanceof Activity)) {
+                    error = 3;
+                } else {
+                    ((Activity) context).startActivityForResult(intent, requestCode, options);
+                }
+            } else {
+                context.startActivity(intent);
+            }
+        } catch (Exception e) {
+            Log.i(TAG, "startActivity - exception");
+            e.printStackTrace();
+            error = 2;
+        }
+
+        if ( report && error != 0) {
+            safelyStartActivityToastGeneric( context);
+        }
+        return error;
+    }
+
+    public static int safelyStartActivity(Context context, boolean report, Intent intent, Bundle options) {
+        return UIUtils.safelyStartActivity( context, report, intent, false, 0, options);
+    }
+
+    public static int safelyStartActivity(Context context, boolean report, Intent intent) {
+        return UIUtils.safelyStartActivity( context, report, intent, null);
+    }
+
+    public static int safelyStartActivityForResult(Activity activity, boolean report, Intent intent, int requestCode, Bundle options) {
+        return UIUtils.safelyStartActivity( activity, report, intent, true, requestCode, options);
+    }
+
+    public static int safelyStartActivityForResult(Activity activity, boolean report, Intent intent, int requestCode) {
+        return UIUtils.safelyStartActivityForResult( activity, report, intent, requestCode, null);
+    }
+
+    public static int safelyStartActivityViewURI( Context context, boolean report, Uri uri) {
+        Intent intent = new Intent(Intent.ACTION_VIEW);
+        intent.setData( uri);
+        int error = UIUtils.safelyStartActivity( context, false, intent);
+        if ( report && error != 0) {
+            safelyStartActivityToastOpenLink( context);
+        }
+        return error;
+    }
+
+    public static int safelyStartActivityViewURL( Context context, boolean report, String url) {
+        return UIUtils.safelyStartActivityViewURI( context, report, Uri.parse( url));
+    }
 }
diff --git a/app/src/main/java/com/samsung/microbit/ui/activity/FetchActivity.java b/app/src/main/java/com/samsung/microbit/ui/activity/FetchActivity.java
index 26e28b4..9a01d7c 100644
--- a/app/src/main/java/com/samsung/microbit/ui/activity/FetchActivity.java
+++ b/app/src/main/java/com/samsung/microbit/ui/activity/FetchActivity.java
@@ -360,6 +360,14 @@ protected void onActivityResult(int requestCode, int resultCode, Intent data) {
                 }
                 dataToSave = null;
                 break;
+            case REQUEST_CODE_CHOOSE_FILE:
+                if ( resultCode != RESULT_OK) {
+                    mWebFileChooserCallback.onReceiveValue( null);
+                    return;
+                }
+                Uri[] uris = WebChromeClient.FileChooserParams.parseResult ( resultCode, data);
+                mWebFileChooserCallback.onReceiveValue( uris);
+                break;
         }
     }
 
@@ -468,9 +476,7 @@ public void onClick(final View v) {
                 break;
 
             case R.id.fetchSelectDuringMore:
-                Intent intent = new Intent(Intent.ACTION_VIEW);
-                intent.setData(Uri.parse(getString(R.string.fetchDuringFindOutMoreUrl)));
-                startActivity(intent);
+                UIUtils.safelyStartActivityViewURL( this, true, getString(R.string.fetchDuringFindOutMoreUrl));
                 break;
         }
     }
@@ -675,7 +681,10 @@ private MBAppState.PairState pairState() {
     @SuppressLint("MissingPermission")
     private void enableBluetooth() {
         Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
-        startActivityForResult(enableBtIntent, RequestCodes.REQUEST_ENABLE_BT);
+        int error = UIUtils.safelyStartActivityForResult( this, false, enableBtIntent, RequestCodes.REQUEST_ENABLE_BT);
+        if ( error != 0) {
+            mPopups.bluetoothEnableRestricted();
+        }
     }
 
     private boolean havePermission(String permission) {
@@ -869,9 +878,7 @@ private void displayUpdateDeviceName() {
 
     private void openURL( String url) {
         logi( "openURL: " + url);
-        Intent intent = new Intent(Intent.ACTION_VIEW);
-        intent.setData(Uri.parse( url));
-        startActivity(intent);
+        UIUtils.safelyStartActivityViewURL( this, true, url);
     }
 
     /**
@@ -938,16 +945,7 @@ public void onPageFinished(WebView view, String url) {
         mWebView.setWebChromeClient(new WebChromeClient() {
             @Override
             public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, WebChromeClient.FileChooserParams fileChooserParams) {
-                mWebFileChooserCallback = filePathCallback;
-                try {
-                    Intent intent = fileChooserParams.createIntent();
-                    startActivityForResult(intent, REQUEST_CODE_CHOOSE_FILE);
-                } catch (Exception e) {
-                    e.printStackTrace();
-                    return false;
-                }
-                return true;
-
+                return showFileChooser( webView, filePathCallback, fileChooserParams);
             }
         }); //setWebChromeClient
 
@@ -981,6 +979,21 @@ public void onDownloadBase64( String base64, String mimetype) {
         }
     }
 
+    private boolean showFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, WebChromeClient.FileChooserParams fileChooserParams) {
+        mWebFileChooserCallback = filePathCallback;
+        try {
+            Intent intent = fileChooserParams.createIntent();
+            int error = UIUtils.safelyStartActivityForResult( this, true, intent, REQUEST_CODE_CHOOSE_FILE);
+            if ( error != 0) {
+                mWebFileChooserCallback.onReceiveValue( null);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            return false;
+        }
+        return true;
+    }
+
     private void onDownloadBlob( String blob) {
         String js = "javascript:("
                 + "function f() {"
@@ -1032,7 +1045,10 @@ private void saveData( String name, String mimetype, byte[] data) {
         intent.setType( mimetype);
         intent.putExtra(Intent.EXTRA_TITLE, name);
         dataToSave = data;
-        startActivityForResult( intent, REQUEST_CODE_SAVEDATA);
+        int error = UIUtils.safelyStartActivityForResult( this, true, intent, REQUEST_CODE_SAVEDATA);
+        if ( error != 0) {
+            dataToSave = null;
+        }
     }
 
     private String displayHtmlGetPath() {
diff --git a/app/src/main/java/com/samsung/microbit/ui/activity/HomeActivity.java b/app/src/main/java/com/samsung/microbit/ui/activity/HomeActivity.java
index 43e221c..60881ee 100644
--- a/app/src/main/java/com/samsung/microbit/ui/activity/HomeActivity.java
+++ b/app/src/main/java/com/samsung/microbit/ui/activity/HomeActivity.java
@@ -42,6 +42,7 @@
 import com.samsung.microbit.data.model.ConnectedDevice;
 import com.samsung.microbit.service.IPCService;
 import com.samsung.microbit.ui.PopUp;
+import com.samsung.microbit.ui.UIUtils;
 import com.samsung.microbit.utils.FileUtils;
 import com.samsung.microbit.utils.ProjectsHelper;
 import com.samsung.microbit.utils.Utils;
@@ -393,9 +394,7 @@ public void onClick(final View v) {
                 startActivity(i);
                 break;
             case R.id.discover_btn:
-                Intent intent = new Intent(Intent.ACTION_VIEW);
-                intent.setData(Uri.parse(getString(R.string.discover_url)));
-                startActivity(intent);
+                UIUtils.safelyStartActivityViewURL( this, true, getString(R.string.discover_url));
                 break;
 
             // TODO: HACK - Navigation View items from drawer here instead of [onNavigationItemSelected]
@@ -406,9 +405,7 @@ public void onClick(final View v) {
             }
             break;
             case R.id.btn_about: {
-                Intent aboutIntent = new Intent(Intent.ACTION_VIEW);
-                aboutIntent.setData(Uri.parse(getString(R.string.about_url)));
-                startActivity(aboutIntent);
+                UIUtils.safelyStartActivityViewURL( this, true, getString(R.string.about_url));
                 // Close drawer
                 drawer.closeDrawer(GravityCompat.START);
             }
@@ -422,19 +419,13 @@ public void onClick(final View v) {
             }
             break;
             case R.id.btn_privacy_cookies: {
-
-                Intent privacyIntent = new Intent(Intent.ACTION_VIEW);
-                privacyIntent.setData(Uri.parse(getString(R.string.privacy_policy_url)));
-                startActivity(privacyIntent);
+                UIUtils.safelyStartActivityViewURL( this, true, getString(R.string.privacy_policy_url));
                 // Close drawer
                 drawer.closeDrawer(GravityCompat.START);
             }
             break;
             case R.id.btn_terms_conditions: {
-
-                Intent termsIntent = new Intent(Intent.ACTION_VIEW);
-                termsIntent.setData(Uri.parse(getString(R.string.terms_of_use_url)));
-                startActivity(termsIntent);
+                UIUtils.safelyStartActivityViewURL( this, true, getString(R.string.terms_of_use_url));
                 // Close drawer
                 drawer.closeDrawer(GravityCompat.START);
             }
@@ -449,7 +440,7 @@ public void onClick(final View v) {
                 String body = prepareEmailBody();
                 feedbackIntent.putExtra(Intent.EXTRA_TEXT, Html.fromHtml(body));
                 Intent mailer = Intent.createChooser(feedbackIntent, null);
-                startActivity(mailer);
+                UIUtils.safelyStartActivity( this, true, mailer);
                 // Close drawer
                 if(drawer != null) {
                     drawer.closeDrawer(GravityCompat.START);
diff --git a/app/src/main/java/com/samsung/microbit/ui/activity/MakeCodeWebView.java b/app/src/main/java/com/samsung/microbit/ui/activity/MakeCodeWebView.java
index 51023d6..a995861 100644
--- a/app/src/main/java/com/samsung/microbit/ui/activity/MakeCodeWebView.java
+++ b/app/src/main/java/com/samsung/microbit/ui/activity/MakeCodeWebView.java
@@ -22,6 +22,7 @@
 import com.samsung.microbit.BuildConfig;
 import com.samsung.microbit.MBApp;
 import com.samsung.microbit.R;
+import com.samsung.microbit.ui.UIUtils;
 import com.samsung.microbit.utils.FileUtils;
 import com.samsung.microbit.utils.ProjectsHelper;
 
@@ -135,15 +136,7 @@ public void onPageFinished (WebView view, String url) {
         webView.setWebChromeClient(new WebChromeClient() {
             @Override
             public boolean onShowFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, WebChromeClient.FileChooserParams fileChooserParams) {
-                onShowFileChooser_filePathCallback = filePathCallback;
-                try {
-                    Intent intent = fileChooserParams.createIntent();
-                    startActivityForResult(intent, REQUEST_CODE_CHOOSE_FILE);
-                } catch (Exception e) {
-                    e.printStackTrace();
-                    return false;
-                }
-                return true;
+                return showFileChooser( webView, filePathCallback, fileChooserParams);
 
             }
         }); //setWebChromeClient
@@ -243,7 +236,7 @@ else if ( !hexName.isEmpty()) {
                             openProjectActivity( hexToWrite);
                         } else {
                             Toast.makeText( MakeCodeWebView.this,
-                                    "Saved to FLASH page", Toast.LENGTH_LONG).show();
+                                    "Saved to My Programs page", Toast.LENGTH_LONG).show();
                         }
                     }
                 } catch ( Exception e) {
@@ -268,6 +261,23 @@ else if ( !hexName.isEmpty()) {
     } // onCreate
 
 
+    private boolean showFileChooser(WebView webView, ValueCallback<Uri[]> filePathCallback, WebChromeClient.FileChooserParams fileChooserParams) {
+        onShowFileChooser_filePathCallback = filePathCallback;
+        try {
+            Intent intent = fileChooserParams.createIntent();
+            int error = UIUtils.safelyStartActivityForResult( this, true, intent, REQUEST_CODE_CHOOSE_FILE);
+            if ( error != 0) {
+                onShowFileChooser_filePathCallback.onReceiveValue( null);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+            return false;
+        }
+        return true;
+
+    }
+
+
     private boolean overrideUri( final Uri uri) {
         String url = uri.toString().toLowerCase();
         Log.v(TAG, "overrideUri: " + url);
@@ -333,9 +343,7 @@ else if ( host.equals( "github.com")) {
 
     void openUri( Uri uri) {
         Log.v(TAG, "openUri: " + uri);
-        Intent intent = new Intent(Intent.ACTION_VIEW);
-        intent.setData( uri);
-        startActivity(intent);
+        UIUtils.safelyStartActivityViewURI( this, true, uri);
     }
 
     private void saveData( String name, String mimetype, byte[] data) {
@@ -344,7 +352,10 @@ private void saveData( String name, String mimetype, byte[] data) {
         intent.setType( mimetype);
         intent.putExtra(Intent.EXTRA_TITLE, name);
         dataToSave = data;
-        startActivityForResult( intent, REQUEST_CODE_SAVEDATA);
+        int error = UIUtils.safelyStartActivityForResult( this, true, intent, REQUEST_CODE_SAVEDATA);
+        if ( error != 0) {
+            dataToSave = null;
+        }
     }
 
     @Override
diff --git a/app/src/main/java/com/samsung/microbit/ui/activity/PairingActivity.java b/app/src/main/java/com/samsung/microbit/ui/activity/PairingActivity.java
index 6754ff3..f37bc12 100644
--- a/app/src/main/java/com/samsung/microbit/ui/activity/PairingActivity.java
+++ b/app/src/main/java/com/samsung/microbit/ui/activity/PairingActivity.java
@@ -50,6 +50,7 @@
 import com.samsung.microbit.service.BLEService;
 import com.samsung.microbit.ui.BluetoothChecker;
 import com.samsung.microbit.ui.PopUp;
+import com.samsung.microbit.ui.UIUtils;
 import com.samsung.microbit.ui.adapter.LEDAdapter;
 import com.samsung.microbit.utils.BLEConnectionHandler;
 import com.samsung.microbit.utils.Utils;
@@ -1200,7 +1201,13 @@ private void displayScreenTripleOrStep1( int resIdGif, int resIdPrompt)
      */
     private void enableBluetooth() {
         Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
-        startActivityForResult(enableBtIntent, RequestCodes.REQUEST_ENABLE_BT);
+        int error = UIUtils.safelyStartActivityForResult( this, false, enableBtIntent, RequestCodes.REQUEST_ENABLE_BT);
+        if ( error != 0) {
+            //Change state back to Idle
+            setActivityState(PairingActivityState.STATE_IDLE);
+            UIUtils.safelyStartActivityToast( this, getString(R.string.unable_to_start_activity_to_enable_bluetooth));
+            onFinish( RESULT_CANCELED);
+        }
     }
 
     private void enableLocation() {
@@ -1212,9 +1219,7 @@ private void enableLocation() {
                     @Override
                     public void onClick(View v) {
                         PopUp.hide();
-                        //Unpair the device for secure BLE
-                        Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
-                        startActivityForResult( intent, RequestCodes.REQUEST_ENABLE_LOCATION);
+                        enableLocationOK();
                     }
                 },//override click listener for ok button
                 new View.OnClickListener() {
@@ -1227,6 +1232,15 @@ public void onClick(View v) {
                 });
     }
 
+    private void enableLocationOK() {
+        Intent intent = new Intent(Settings.ACTION_LOCATION_SOURCE_SETTINGS);
+        int error = UIUtils.safelyStartActivityForResult( this, false, intent, RequestCodes.REQUEST_ENABLE_LOCATION);
+        if ( error != 0) {
+            setActivityState(PairingActivityState.STATE_IDLE);
+            popupLocationRestricted();
+        }
+    }
+
     public void popupLocationNeeded() {
         PopUp.show("Cannot continue without enabling location", //message
                 "",
@@ -1236,6 +1250,12 @@ public void popupLocationNeeded() {
                 failedPermissionHandler, failedPermissionHandler);
     }
 
+    public void popupLocationRestricted() {
+        UIUtils.safelyStartActivityToast( this,
+                getString(R.string.unable_to_start_activity_to_enable_location_services));
+        onFinish( RESULT_CANCELED);
+    }
+
     @Override
     public void onRequestPermissionsResult(int requestCode, @NonNull String permissions[],
                                            @NonNull int[] grantResults) {
diff --git a/app/src/main/java/com/samsung/microbit/ui/activity/ProjectActivity.java b/app/src/main/java/com/samsung/microbit/ui/activity/ProjectActivity.java
index 3fce191..2b1dd6d 100644
--- a/app/src/main/java/com/samsung/microbit/ui/activity/ProjectActivity.java
+++ b/app/src/main/java/com/samsung/microbit/ui/activity/ProjectActivity.java
@@ -52,6 +52,7 @@
 import com.samsung.microbit.service.PartialFlashingService;
 import com.samsung.microbit.ui.BluetoothChecker;
 import com.samsung.microbit.ui.PopUp;
+import com.samsung.microbit.ui.UIUtils;
 import com.samsung.microbit.ui.adapter.ProjectAdapter;
 import com.samsung.microbit.ui.view.PatternDrawable;
 import com.samsung.microbit.utils.BLEConnectionHandler;
@@ -1084,7 +1085,12 @@ private void proceedAfterBlePermissionGrantedAndBleEnabled() {
     @SuppressLint("MissingPermission")
     private void enableBluetooth() {
         Intent enableBtIntent = new Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE);
-        startActivityForResult(enableBtIntent, RequestCodes.REQUEST_ENABLE_BT);
+        int error = UIUtils.safelyStartActivityForResult( this, false, enableBtIntent, RequestCodes.REQUEST_ENABLE_BT);
+        if ( error != 0) {
+            UIUtils.safelyStartActivityToast( this,
+                    getString(R.string.unable_to_start_activity_to_enable_bluetooth));
+            onFlashComplete();
+        }
     }
 
     private boolean havePermission(String permission) {
@@ -2462,7 +2468,9 @@ private void scriptsImport() {
         intent.addCategory(Intent.CATEGORY_OPENABLE);
         intent.setFlags(Intent.FLAG_GRANT_READ_URI_PERMISSION);
         intent.setType("application/octet-stream");
-        startActivityForResult( Intent.createChooser(intent, messageTitle), REQUEST_CODE_IMPORT);
+        int error = UIUtils.safelyStartActivityForResult( this, true, Intent.createChooser(intent, messageTitle), REQUEST_CODE_IMPORT);
+        if ( error != 0) {
+        }
     }
 
     protected void onActivityResultScriptsImport(int requestCode, int resultCode, Intent data) {
@@ -2482,7 +2490,9 @@ private void scriptsExport() {
         intent.setFlags(Intent.FLAG_GRANT_WRITE_URI_PERMISSION);
         intent.setType( mimetype);
         intent.putExtra(Intent.EXTRA_TITLE, name);
-        startActivityForResult( Intent.createChooser(intent, messageTitle), REQUEST_CODE_EXPORT);
+        int error = UIUtils.safelyStartActivityForResult( this, true, Intent.createChooser(intent, messageTitle), REQUEST_CODE_EXPORT);
+        if ( error != 0) {
+        }
     }
 
     protected void onActivityResultScriptsExport(int requestCode, int resultCode, Intent data) {
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 5e6708a..c40d535 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -426,5 +426,9 @@
     <string name="fetch_out_of_memory">Out of memory</string>
     <string name="fetch_failed_to_create_my_data_htm">Failed to create MY_DATA.HTM</string>
     <string name="fetch_works_with_micro_bit_v2_only">Works with micro:bit V2 only</string>
+    <string name="this_device_may_have_restrictions_in_place">"This device may be restricted."</string>
+    <string name="unable_to_start_activity_to_enable_bluetooth">"Unable to turn on Bluetooth"</string>
+    <string name="unable_to_start_activity_to_enable_location_services">"Unable to turn on Location"</string>
+    <string name="unable_to_start_activity">"Unable to start external activity"</string>
+    <string name="unable_to_open_link">"Unable to open link"</string>
 </resources>
-