When opening our Example Product Upload CSV in Excel by default you will see the example EAN code in this format:
To change the field format to the correct format follow these steps:
Select column, the column for “EAN code”.
2. Right click on the column and choose “Format Cells”.
3. Under Number change the Category to “Number” and set “0” Decimal places.
4. Click on "OK" to save.
5. You will now be able to see the correct formatting.