To generate a HAR file in Google Chrome, open Developer Tools by pressing F12 or Ctrl+Shift+I. Select the “Network” tab, check “Preserve log,” and perform the action causing the issue.

I might have a spreadsheet or JSON file with tons of data, but the system would only accept a CSV file. CSV. Open source: Must-read ... and you need that file converted to CSV format. SEE: 40 ...