diff --git a/samples/android/tutorial-0-androidcamera/src/org/opencv/samples/tutorial0/SampleViewBase.java b/samples/android/tutorial-0-androidcamera/src/org/opencv/samples/tutorial0/SampleViewBase.java
index cf31d5fe86..084092f50f 100644
--- a/samples/android/tutorial-0-androidcamera/src/org/opencv/samples/tutorial0/SampleViewBase.java
+++ b/samples/android/tutorial-0-androidcamera/src/org/opencv/samples/tutorial0/SampleViewBase.java
@@ -71,9 +71,15 @@ public abstract class SampleViewBase extends SurfaceView implements SurfaceHolde
             }
 
             params.setPreviewSize(getFrameWidth(), getFrameHeight());
-            params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
+            
+            List<String> FocusModes = params.getSupportedFocusModes();
+            if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO))
+            {
+            	params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
+            }            
+            
             mCamera.setParameters(params);
-
+            
             /* Now allocate the buffer */
             params = mCamera.getParameters();
             int size = params.getPreviewSize().width * params.getPreviewSize().height;
diff --git a/samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/SampleViewBase.java b/samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/SampleViewBase.java
index 9c734e656b..4515976bb6 100644
--- a/samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/SampleViewBase.java
+++ b/samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/SampleViewBase.java
@@ -71,7 +71,13 @@ public abstract class SampleViewBase extends SurfaceView implements SurfaceHolde
             }
 
             params.setPreviewSize(getFrameWidth(), getFrameHeight());
-            params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
+
+            List<String> FocusModes = params.getSupportedFocusModes();
+            if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO))
+            {
+            	params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
+            }
+            
             mCamera.setParameters(params);
 
             /* Now allocate the buffer */
diff --git a/samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/SampleViewBase.java b/samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/SampleViewBase.java
index bd7fb8cb35..d220edab5e 100644
--- a/samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/SampleViewBase.java
+++ b/samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/SampleViewBase.java
@@ -70,7 +70,13 @@ public abstract class SampleViewBase extends SurfaceView implements SurfaceHolde
             }
 
             params.setPreviewSize(getFrameWidth(), getFrameHeight());
-            params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
+
+            List<String> FocusModes = params.getSupportedFocusModes();
+            if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO))
+            {
+            	params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
+            }
+
             mCamera.setParameters(params);
 
             /* Now allocate the buffer */
diff --git a/samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/SampleViewBase.java b/samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/SampleViewBase.java
index f0d8bf6ab0..446f28efb8 100644
--- a/samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/SampleViewBase.java
+++ b/samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/SampleViewBase.java
@@ -70,7 +70,13 @@ public abstract class SampleViewBase extends SurfaceView implements SurfaceHolde
             }
 
             params.setPreviewSize(getFrameWidth(), getFrameHeight());
-            params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
+            
+            List<String> FocusModes = params.getSupportedFocusModes();
+            if (FocusModes.contains(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO))
+            {
+            	params.setFocusMode(Camera.Parameters.FOCUS_MODE_CONTINUOUS_VIDEO);
+            }
+            
             mCamera.setParameters(params);
 
             /* Now allocate the buffer */