diff --git a/app/src/main/java/org/fdroid/fdroid/installer/Installer.java b/app/src/main/java/org/fdroid/fdroid/installer/Installer.java
index ed7e49864..9e67d9ef1 100644
--- a/app/src/main/java/org/fdroid/fdroid/installer/Installer.java
+++ b/app/src/main/java/org/fdroid/fdroid/installer/Installer.java
@@ -46,7 +46,7 @@ import java.security.NoSuchAlgorithmException;
 import java.util.Map;
 
 /**
- *
+ * Handles the actual install process.  Subclasses implement the details.
  */
 public abstract class Installer {
     final Context context;
@@ -293,6 +293,10 @@ public abstract class Installer {
         localBroadcastManager.sendBroadcast(intent);
     }
 
+    /**
+     * Gets an {@link IntentFilter} for matching events from the install
+     * process based on the original download URL as a {@link Uri}.
+     */
     public static IntentFilter getInstallIntentFilter(Uri uri) {
         IntentFilter intentFilter = new IntentFilter();
         intentFilter.addAction(Installer.ACTION_INSTALL_STARTED);
diff --git a/app/src/main/java/org/fdroid/fdroid/privileged/views/UninstallDialogActivity.java b/app/src/main/java/org/fdroid/fdroid/privileged/views/UninstallDialogActivity.java
index f0d2bd04c..fa2380719 100644
--- a/app/src/main/java/org/fdroid/fdroid/privileged/views/UninstallDialogActivity.java
+++ b/app/src/main/java/org/fdroid/fdroid/privileged/views/UninstallDialogActivity.java
@@ -34,6 +34,13 @@ import org.fdroid.fdroid.FDroidApp;
 import org.fdroid.fdroid.R;
 import org.fdroid.fdroid.installer.Installer;
 
+/**
+ * This class provides the confirmation prompt for when the user chooses to
+ * uninstall an app.  This has to be implemented here for the privileged
+ * extension, it is only shown for {@link Installer} instances that can do
+ * installs and uninstalls without user prompts, which is detected via
+ * {@link Installer#isUnattended()}.
+ */
 public class UninstallDialogActivity extends FragmentActivity {
 
     @Override