If the tab is missing, follow these steps in Excel: Go to File > Options > Add-ins .
For Excel data imports within DYMO Connect, you may need to manually install the Microsoft Access Database Engine (ACE) 2016 to handle spreadsheet formats. dymo label excel add-in download
Run the installer for either DYMO Connect or DYMO Label Software. Ensure Excel is closed during installation. If the tab is missing, follow these steps