Go to the desired record list page. Make sure Edit is enabled at the top of the screen, then hold the CTRL key and select all the lines you want to delete. After that, hover over the New column on the far left and select Delete Record.
Go to the desired record list page. Make sure Edit is enabled at the top of the screen, then hold the CTRL key and select all the lines you want to delete. After that, hover over the New column on the far left and select Delete Record.