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First, review your proposed taxonomy. Note that each “tag” tag must have a unique name (across all levels of the hierarchy). So, for example, we could not have “New York” as both a second-level (state) tag and third-level (city) tag - we have to rename one of them (e.g. “New York City” in this case).
Navigate to Studio Home > Taxonomies. You should see Download Template in the top right. Click on that button, then select “CSV template”.
A file will download automatically. Open it using any spreadsheet application (Excel, Numbers, Google Sheets, etc.).
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