- Enable the Showcases Lists View block (views_block__mt_latest_block_2) at the Hidden blocks collection region by clicking the Place block button through Home / Administration / Structure / Block layout.
- Place the Showcases (views_block__mt_latest_block_2) View block in your Sidebar tabs. Text auto-complete should also work for you.
More information about this can be viewed in the corresponding section of the documentation for Startup Growth.