If you finding a way to add any text beginning of any field or end of the field in mapping section. You can use the way below:-
1. You just need to add the text in the mapping section together with the column field name.
2. Before you add the text in the mapping section, you must ensure that the toggle show as tag at the top of the mapping is disable.
For example,
| Value in feed file | Field Mapping | Result |
| Column name - description Value - Length 23cm | Description: {{description}} | Description: Length 23cm |
| Column name - SKU Value - ABC1234 | Vendor: {{sku}} | Vendor: ABC124 |
| Column name - title Value - Green Leather Bag | {{title}} designed in California | Green Leather Bag designed in California |
3. There are few fields not supported to do this which are price, compare at price, image, sales price, quantity, harmonized system code and sku fields.
4. The rest of the field that not mentioned above its able to add the text beginning of the column value or end of the value.