How to Create Synsets (SKU Substitutes) using a CSV File
- Go to your Inventory tab.

- Click SKU Substitutions.

- Select the Sets (Synsets) tab.

- Click Upload Synset.

- Use the browse button to upload your CSV file. After you have selected the desired file, click Upload to finish the upload.

Here is an example of the format needed for a CSV upload. For multiple SKU synsets, add a new line for each SKU. Use the same synset and description data for each line as shown below.
