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Tips & Tricks #30
Can I import and export network activity to a HAR file?
Chrome, Edge, Opera
In the Network panel, use the Up (↑) and Down (↓) arrow buttons in the toolbar to Import and Export all the network activity into a HAR file.
In the Network panel, click the Gear icon to open the Network Settings.
Click "Save All As HAR" to export the HAR file and "Import HAR File" to import the HAR file.
In the Network panel, use the Import & Export buttons to import and export HAR file respectively.