JMARS Preferences Window

Step 1: Access the Preferences Window Launch JMARS

• Click on the "Options" menu in the top menu bar.
• Select "Preferences" from the dropdown menu.
• Once the Preferences window is open, you'll see various tabs on the left : Preferences, Display Settings, Performance, and Proxy Settings.

Step 2: Preference Settings

• Set the directory for saving files. Click "SELECT DIRECTORY" and navigate to your desired folder.
• Web Browser Preferences: Configure the command to start your preferred web browser. Enter the command in the COMMAND field, using %URL% as the placeholder for the webpage. Click "APPLY" to save the command, or "CLEAR" and "RESET" to modify or remove it.
• Autoclose Add Layer: Enable or disable autoclosing the add layer dialog. Choose Enable or Disable. Confirm on JMARS Exit: Enable or disable a confirmation prompt when exiting JMARS.
• Check or uncheck the "Confirm on exit" box.
• Check for Updates: Configure the application to check for updates. Select an option from the dropdown menu if available.
• Click "DONE" to save changes and close the Preferences window.

Step 2: Customize Display Settings

• Choose between Light mode and Dark mode. Select the radio button for Light mode or Dark mode to change the application's appearance.
• Coordinates Order: Set the order for displaying coordinates.
• Latitude System: Select the latitude system. Choose either Ocentric or Ographic.
• Longitude System: Configure the longitude system. Options include Positive East 0 to 360, Positive East -180 to 180, Positive West 0 to 360, and Positive West -180 to 180.
• Show M and P Labels: Enable or disable M and P labels on the main and panner view. Check or uncheck the box for Show M & P. Click "DONE" to save changes and close the Preferences window.

Step 3: Manage Performance Tab

• Performance Statistics: View memory usage statistics. Memory Available, Memory Allocated, Memory in Use, Disk Cache Usage.
• File Cache Manager: Manage cached files to optimize performance. Click "CLEAN CACHE" to clear the cache.
• Memory Settings: Adjust memory settings for JMARS. Set Maximum Heap Size (-XMX) and Java Stack Size (-XSS) as needed.
• Click "DONE" to save changes and close the Preferences window.

Step 4: Configure Proxy Settings 

• Configure your network proxy settings if necessary. 
• Proxy Authentication: Enable and configure proxy authentication if required. Enter the username and password for proxy authentication.