diff --git a/ReadMe.txt b/ReadMe.txt
index d8fceff..3c41d2e 100644
--- a/ReadMe.txt
+++ b/ReadMe.txt
@@ -15,7 +15,7 @@ https://github.com/dgis/emu48android
 
 QUICK START
 
-1. From the left side, slide your finger to open the menu.
+1. Click on the 3 dots button at the top left (or from the left side, slide your finger to open the menu).
 2. Touch the "New..." menu item.
 3. Select a default calculator (or "[Select a Custom KML script folder...]" where you have copied the KML scripts and ROM files (Android 11 may not be able to use the Download folder)).
 4. And the calculator should now be opened.
@@ -304,7 +304,7 @@ Either use Android Studio:
 Or in the command line, build the signed APK:
 * In the root folder, create a keystore.jks file with:
 ** keytool -genkey -keystore ./keystore.jks -keyalg RSA -validity 9125 -alias key0
-** keytool -genkeypair -v -keystore ./keystore.jks -keyalg RSA -validity 9125 -alias key0
+** (or keytool -genkeypair -v -keystore ./keystore.jks -keyalg RSA -validity 9125 -alias key0)
 * create the file ./keystore.properties , with the following properties:
     storeFile=../keystore.jks
     storePassword=myPassword
diff --git a/app/build.gradle b/app/build.gradle
index 0288189..a82288b 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -40,15 +40,7 @@ android {
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         externalNativeBuild {
             cmake {
-//                cppFlags '-std=c++11'
-//                cppFlags '-std=gnu99'
-//                cppFlags '-std=c99'
-//                cppFlags '-std=c++11 -std=gnu99'
-
-//                cppFlags '-std=c++11 -Wno-error=implicit-function-declaration'
-//                add_compile_options(-fpermissive)
                 cppFlags '-std=c++11 -fpermissive -Wno-error=incompatible-pointer-types'
-
             }
         }
     }
@@ -85,7 +77,6 @@ android {
     externalNativeBuild {
         cmake {
             path file('CMakeLists.txt')
-            //version '3.18.1'
         }
     }
     ndkVersion '25.1.8937393'
diff --git a/app/src/main/assets/ReadMe.txt b/app/src/main/assets/ReadMe.txt
index 085f397..71490fd 100644
--- a/app/src/main/assets/ReadMe.txt
+++ b/app/src/main/assets/ReadMe.txt
@@ -15,7 +15,7 @@ https://github.com/dgis/emu48android
 
 QUICK START
 
-1. From the left side, slide your finger to open the menu.
+1. Click on the 3 dots button at the top left (or from the left side, slide your finger to open the menu).
 2. Touch the "New..." menu item.
 3. Select a default calculator (or "[Select a Custom KML script folder...]" where you have copied the KML scripts and ROM files (Android 11 may not be able to use the Download folder)).
 4. And the calculator should now be opened.
diff --git a/app/src/main/cpp/win32-layer.c b/app/src/main/cpp/win32-layer.c
index d293411..7edb8c1 100644
--- a/app/src/main/cpp/win32-layer.c
+++ b/app/src/main/cpp/win32-layer.c
@@ -2315,7 +2315,7 @@ void StretchBltInternal(int xDest, int yDest, int wDest, int hDest,
                     // black pixels on a white background.
                     BYTE * destinationPixel = destinationPixelBase + (x >> 3);
 	                UINT bitNumber = (UINT) (7 - (x % 8));
-                    if(backgroundColor == sourceColor) {
+                    if((backgroundColor & 0xFFFFFF) == (sourceColor & 0xFFFFFF)) {
                         *destinationPixel |= (1 << bitNumber); // 1 White
                     } else {
                         *destinationPixel &= ~(1 << bitNumber); // 0 Black
diff --git a/app/src/main/java/org/emulator/forty/eight/MainActivity.java b/app/src/main/java/org/emulator/forty/eight/MainActivity.java
index c82a75b..f72b2d5 100644
--- a/app/src/main/java/org/emulator/forty/eight/MainActivity.java
+++ b/app/src/main/java/org/emulator/forty/eight/MainActivity.java
@@ -1439,7 +1439,6 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
 			String romFilename = null;
 			for (DocumentFile file : kmlFolderDocumentFile.listFiles()) {
 				String name = file.getName();
-				//if (name != null && name.compareTo(kmlFilename) == 0) {
 				if (name != null && kmlFilename.contains(name)) {
 					try {
 						DocumentFile documentFile = DocumentFile.fromSingleUri(this, file.getUri());
diff --git a/build.gradle b/build.gradle
index 48f755b..bf9b331 100644
--- a/build.gradle
+++ b/build.gradle
@@ -27,7 +27,3 @@ allprojects {
         }
     }
 }
-
-//task clean(type: Delete) {
-//    delete rootProject.buildDir
-//}