diff --git a/core/src/main/java/info/openrocket/core/preferences/ApplicationPreferences.java b/core/src/main/java/info/openrocket/core/preferences/ApplicationPreferences.java
index e3a4c87d7..8666e5f5a 100644
--- a/core/src/main/java/info/openrocket/core/preferences/ApplicationPreferences.java
+++ b/core/src/main/java/info/openrocket/core/preferences/ApplicationPreferences.java
@@ -20,6 +20,7 @@ import info.openrocket.core.material.Material;
 import info.openrocket.core.models.atmosphere.AtmosphericModel;
 import info.openrocket.core.models.atmosphere.ExtendedISAModel;
 import info.openrocket.core.preset.ComponentPreset;
+import info.openrocket.core.rocketcomponent.FlightConfiguration;
 import info.openrocket.core.rocketcomponent.MassObject;
 import info.openrocket.core.rocketcomponent.Rocket;
 import info.openrocket.core.rocketcomponent.RocketComponent;
@@ -101,8 +102,10 @@ public abstract class ApplicationPreferences implements ChangeSource, ORPreferen
 
 	public static final String ROCKET_INFO_FONT_SIZE = "RocketInfoFontSize";
 
-	// Preferences Related to Simulations
+	// Preferences related to flight configurations
+	public static final String DEFAULT_FLIGHT_CONFIG_NAME = "DefaultFlightConfigName";
 
+	// Preferences Related to Simulations
 	public static final String CONFIRM_DELETE_SIMULATION = "ConfirmDeleteSimulation";
 	public static final String AUTO_RUN_SIMULATIONS = "AutoRunSimulations";
 	public static final String LAUNCH_ROD_LENGTH = "LaunchRodLength";
@@ -258,6 +261,18 @@ public abstract class ApplicationPreferences implements ChangeSource, ORPreferen
 	}
 
 
+	/*
+	 * ******************************************************************************************
+	 */
+
+	public String getDefaultFlightConfigName() {
+		return getString(DEFAULT_FLIGHT_CONFIG_NAME, FlightConfiguration.DEFAULT_CONFIG_NAME);
+	}
+
+	public void setDefaultFlightConfigName(String name) {
+		putString(DEFAULT_FLIGHT_CONFIG_NAME, name);
+	}
+
 	/*
 	 * ******************************************************************************************
 	 */
diff --git a/core/src/main/java/info/openrocket/core/rocketcomponent/FlightConfiguration.java b/core/src/main/java/info/openrocket/core/rocketcomponent/FlightConfiguration.java
index 061398139..905a1d6cc 100644
--- a/core/src/main/java/info/openrocket/core/rocketcomponent/FlightConfiguration.java
+++ b/core/src/main/java/info/openrocket/core/rocketcomponent/FlightConfiguration.java
@@ -10,6 +10,7 @@ import java.util.UUID;
 import java.util.concurrent.ConcurrentLinkedQueue;
 
 import info.openrocket.core.formatting.RocketDescriptor;
+import info.openrocket.core.preferences.ApplicationPreferences;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -33,6 +34,7 @@ import info.openrocket.core.util.Transformation;
  */
 public class FlightConfiguration implements FlightConfigurableParameter<FlightConfiguration>, Monitorable {
 	private static final Logger log = LoggerFactory.getLogger(FlightConfiguration.class);
+	private static final ApplicationPreferences prefs = Application.getPreferences();
 
 	private String configurationName;
 	public static String DEFAULT_CONFIG_NAME = "[{motors}]";
@@ -105,7 +107,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 			this.fcid = _fcid;
 		}
 		this.rocket = rocket;
-		this.configurationName = DEFAULT_CONFIG_NAME;
+		this.configurationName = getDefaultName();
 		this.configurationInstanceId = configurationInstanceCount++;
 
 		updateStages();
@@ -588,11 +590,19 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	}
 
 	public boolean isNameOverridden() {
-		return (!DEFAULT_CONFIG_NAME.equals(this.configurationName));
+		return (!getDefaultName().equals(this.configurationName));
+	}
+	
+	private String getDefaultName() {
+		String name = prefs.getDefaultFlightConfigName();
+		if (name == null) {
+			name = DEFAULT_CONFIG_NAME;
+		}
+		return name;
 	}
 
 	/**
-	 * Return the name of this configuration, with DEFAULT_CONFIG_NAME replaced by a
+	 * Return the name of this configuration, with the default flight config name replaced by a
 	 * one line motor description.
 	 * If configurationName is null, the one line motor description is returned.
 	 * 
@@ -600,20 +610,20 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 	 */
 	public String getName() {
 		if (configurationName == null) {
-			configurationName = DEFAULT_CONFIG_NAME;
+			configurationName = getDefaultName();
 		}
 		return descriptor.format(configurationName, rocket, fcid);
 	}
 
 	/**
-	 * Return the raw configuration name, without replacing DEFAULT_CONFIG_NAME.
-	 * If the configurationName is null, DEFAULT_CONFIG_NAME is returned.
+	 * Return the raw configuration name, without replacing the default flight config name.
+	 * If the configurationName is null, the default flight config name is returned.
 	 * 
 	 * @return raw flight configuration name
 	 */
 	public String getNameRaw() {
 		if (configurationName == null) {
-			return DEFAULT_CONFIG_NAME;
+			return getDefaultName();
 		}
 		return configurationName;
 	}
@@ -930,7 +940,7 @@ public class FlightConfiguration implements FlightConfigurableParameter<FlightCo
 
 	public void setName(final String newName) {
 		if ((newName == null) || (newName.isEmpty())) {
-			this.configurationName = DEFAULT_CONFIG_NAME;
+			this.configurationName = getDefaultName();
 			return;
 		} else if (!this.getId().isValid()) {
 			return;
diff --git a/core/src/main/resources/l10n/messages.properties b/core/src/main/resources/l10n/messages.properties
index df8b24556..4f0aaf0b3 100644
--- a/core/src/main/resources/l10n/messages.properties
+++ b/core/src/main/resources/l10n/messages.properties
@@ -251,6 +251,9 @@ edtmotorconfdlg.tbl.Separationheader = Separation
 ! Rename FlightConfiguration Dialog
 RenameConfigDialog.title = Rename Configuration
 RenameConfigDialog.lbl.name = Name for flight configuration:
+RenameConfigDialog.but.saveDefault = Save as default
+RenameConfigDialog.dlg.saveDefault.msg = This change will only affect new flight configurations.
+RenameConfigDialog.dlg.saveDefault.title = Save as default
 RenameConfigDialog.but.reset = Reset to default
 RenameConfigDialog.lbl.infoMotors = The text '<b>{motors}</b>' will be replaced with the <b>motor designation(s).</b><br><pre>\te.g. '{motors} \u2192 'M1350-0'</pre>
 RenameConfigDialog.lbl.infoManufacturers = The text '<b>{manufacturers}</b>' will be replaced with the <b>motor manufacturer(s).</b><br><pre>\te.g. '{manufacturers}' \u2192 'AeroTech'</pre>
diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index c93859634..f8c077ae0 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -6,16 +6,16 @@ description: |
   OpenRocket is a free, fully featured model rocket simulator that allows you
   to design and simulate your rockets before actually building and flying them.
 
-  The main features include
+  The main features include:
 
     * Six-degree-of-freedom flight simulation
     * Automatic design optimization
     * Realtime simulated altitude, velocity and acceleration display
     * Staging and clustering support
     * Cross-platform (Java-based)
-    * Read more about it on the OpenRocket.info.
+    * Read more about it on OpenRocket.info
 license: GPL-3.0
-base: core22
+base: core18
 confinement: strict
 
 plugs:
@@ -37,7 +37,6 @@ architectures:
 
 apps:
   openrocket:
-    extensions: [gnome]
     command: bin/launcher
     plugs:
       - home
@@ -47,43 +46,23 @@ apps:
       - dot-java-user-prefs-openrocket
       - dot-openrocket
     environment:
-      JAVA_HOME: "$SNAP/usr/lib/jvm/java-17-openjdk-$CRAFT_TARGET_ARCH"
+      JAVA_HOME: "$SNAP/usr/lib/jvm/java-17-openjdk-$SNAP_ARCH"
 
 parts:
   openrocket:
-    plugin: ant
-    build-packages:
-      - ant
-      - ant-contrib
-      - ant-optional
-      - openjdk-17-jdk
-      - openjdk-17-jre
+    plugin: gradle
     source: .
-    source-type: git
-    ant-build-targets:
-      - clean
-      - check
-      - unittest
-      - jar
+    build-packages:
+      - openjdk-17-jdk
     override-pull: |
-      # Override the pull in order to set the version and the grade.
-      # In the future, the releases can be annotated tags and snapcraft
-      # will use those for the version numbers.
-      #
-      # This can be extended to other parts of OpenRocket (to use the
-      # git describe --tags command) but the build should be updated at
-      # the same time so its consistent across all artifacts. Will defer
-      # that to a later pull request.
-      #
-      # Until then, just use the build.version value
       craftctl default
-      VERSION=$(cat core/resources/build.properties | awk -F'=' '/build\.version/ { print $2 }')
-      craftctl set version="$VERSION"
+      version=$(grep 'version =' build.gradle | awk '{print $3}' | tr -d "'")
+      craftctl set version="$version"
     override-build: |
       craftctl default
-      mv swing/build/jar/OpenRocket.jar $CRAFT_PART_INSTALL/OpenRocket.jar
+      mkdir -p $CRAFT_PART_INSTALL/bin
+      cp build/libs/OpenRocket-*.jar $CRAFT_PART_INSTALL/OpenRocket.jar
     stage-packages:
-      - openjdk-17-jdk
       - openjdk-17-jre
       - ca-certificates
       - ca-certificates-java
@@ -95,6 +74,6 @@ parts:
   launcher:
     plugin: dump
     source: snap/local
+    source-type: local
     organize:
-      'launcher': 'bin/'
-
+      launcher: bin/launcher
\ No newline at end of file
diff --git a/swing/src/main/java/info/openrocket/swing/gui/dialogs/flightconfiguration/RenameConfigDialog.java b/swing/src/main/java/info/openrocket/swing/gui/dialogs/flightconfiguration/RenameConfigDialog.java
index 6aa581c3e..b8384edd8 100644
--- a/swing/src/main/java/info/openrocket/swing/gui/dialogs/flightconfiguration/RenameConfigDialog.java
+++ b/swing/src/main/java/info/openrocket/swing/gui/dialogs/flightconfiguration/RenameConfigDialog.java
@@ -9,10 +9,12 @@ import java.awt.event.ActionListener;
 import javax.swing.JButton;
 import javax.swing.JDialog;
 import javax.swing.JLabel;
+import javax.swing.JOptionPane;
 import javax.swing.JPanel;
 import javax.swing.JTextField;
 
 import info.openrocket.core.l10n.Translator;
+import info.openrocket.core.preferences.ApplicationPreferences;
 import info.openrocket.core.rocketcomponent.FlightConfigurationId;
 import info.openrocket.core.rocketcomponent.Rocket;
 import info.openrocket.core.startup.Application;
@@ -26,6 +28,7 @@ import info.openrocket.swing.gui.theme.UITheme;
 public class RenameConfigDialog extends JDialog {
 	private static final long serialVersionUID = -5423008694485357248L;
 	private static final Translator trans = Application.getTranslator();
+	private static final ApplicationPreferences prefs = Application.getPreferences();
 
 	private static Color dimTextColor;
 
@@ -55,6 +58,17 @@ public class RenameConfigDialog extends JDialog {
 			}
 		});
 		panel.add(okButton);
+
+		JButton saveAsDefaultButton = new JButton(trans.get("RenameConfigDialog.but.saveDefault"));
+		saveAsDefaultButton.addActionListener(new ActionListener() {
+			@Override
+			public void actionPerformed(ActionEvent e) {
+				JOptionPane.showMessageDialog(RenameConfigDialog.this, trans.get("RenameConfigDialog.dlg.saveDefault.msg"),
+						trans.get("RenameConfigDialog.dlg.saveDefault.title"), JOptionPane.INFORMATION_MESSAGE);
+				prefs.setDefaultFlightConfigName(textbox.getText());
+			}
+		});
+		panel.add(saveAsDefaultButton);
 		
 		JButton resetToDefaultButton = new JButton(trans.get("RenameConfigDialog.but.reset"));
 		resetToDefaultButton.addActionListener(new ActionListener() {
diff --git a/swing/src/main/java/info/openrocket/swing/gui/simulation/SimulationConfigDialog.java b/swing/src/main/java/info/openrocket/swing/gui/simulation/SimulationConfigDialog.java
index 7027b024a..95a95f23f 100644
--- a/swing/src/main/java/info/openrocket/swing/gui/simulation/SimulationConfigDialog.java
+++ b/swing/src/main/java/info/openrocket/swing/gui/simulation/SimulationConfigDialog.java
@@ -372,12 +372,13 @@ public class SimulationConfigDialog extends JDialog {
 					if (plot != null) {
 						plot.setVisible(true);
 					}
-					closeDialog();
 					return;
 				} else if (tabIdx == EXPORT_IDX) {
-					if (exportTab == null || exportTab.doExport()) {
+					if (exportTab == null) {
 						closeDialog();
+						return;
 					}
+					exportTab.doExport();
 					return;
 				}