Working map view with markers opening default, ugly, infowindow

app/build.gradle

@@ -37,6 +37,9 @@ android {
         }
     }
     compileOptions {
+        // Flag to enable support for the new language APIs
+        coreLibraryDesugaringEnabled true
+        // Sets Java compatibility to Java 8
         sourceCompatibility JavaVersion.VERSION_1_8
         targetCompatibility JavaVersion.VERSION_1_8
     }
@@ -55,6 +58,9 @@ repositories {
 dependencies {
     implementation fileTree(dir: "libs", include: ["*.jar"])
 
+    // Desugaring lib: see https://developer.android.com/studio/write/java8-support
+    coreLibraryDesugaring("com.android.tools:desugar_jdk_libs:2.0.3")
+
     implementation 'com.android.support:design:34.0.0'
     implementation 'androidx.appcompat:appcompat:1.6.1'
     implementation 'androidx.recyclerview:recyclerview:1.3.2'