How to capture a HAR file

Capture a HAR file by following these steps:


1. Display Developer Tools by pressing Ctrl+Shift+I in the Desktop Application or F12 in Google Chrome, or access them via the Google Chrome menu in the top right corner of the browser → More Tools → Developer Tools


2. Navigate to the Network menu (Figure 1):



Figure 1 Network Menu


Note: Follow the above steps for a tab or a window. If you would like to capture a trace from a popup window, right click the top bar in the window and select Show as tab


Once this is complete follow the steps below:


3. Select Preserve log (Figure 2):



Figure 2 Preserve Log


4. Navigate to the page that is experiencing issues. The next time the issue occurs, right click within the Network window and click Save as HAR with content (Figure 3):



Figure 3 Save As HAR With Content


5. Send the HAR file to the Symphony Support team at


Note: If the files are too large to email, inform the Symphony Support team. They can arrange to receive it using a secure file transfer site, Filevault