...
After hitting "OK", your file should be visible in the workspace, as well as listed under "Open Files" like this:
After opening your .csv grid, proceed to Step 2 - Open a template grid from an existing Section
...
After hitting "OK", your file should be visible in the workspace, as well as listed under "Open Files" like this:
After opening your .csv grid, proceed to Step 2 - Open a template grid from an existing Section