Before importing the file you must make sure to have EAN (GTIN) code and or vendor item name.
If you dont have this information in your file then Pimcore won't recognise that you are trying to upload a new file and it will get rejected.
When the file is ready, press the «Produktimport» button down on the right corner.
Open your vendor folder by pressing the plus sign.
After that right click on the folder «ProductImport» à Add Asset(s) à Upload files
Download the product file.
It will now show under the folder «Produktimport».
Approximately every 3rd minute will file get picked up by Pimcore and read in automatically.
When the file is read by Pimcore, you will find the product lines on your left hand side under «Importprodukter»
You can right click on the folder and press «Refresh» to see the articles, if they dont show at once.