Enabled - Currently this setting does not have any effect, but in the future you may be able to turn off the module from this setting
Attribute code for product EAN - If you do have a product attribute, that holds the EAN code, then enter this attribute code here. If you do not have such thing as EAN/UPC codes on your products, then leave this field empty
Maximum number of rows to preview from import file - By default you can see 10 preview rows from your uploaded Excel file. If you wish to see more, then change this setting accordingly
Separator, that separates values for multiselect type attributes - If you do have multiselect type attributes on your products, then you enter them like "value1, value2, value3". But if multiselect attribute values themselves already contain commas (,) then you may want to think of another kind of separator, that would not conflict with your attribute values. Multi character separators are allowed here.
Default attribute set for new products - If you have not mapped an attribute set, then this attribute set will be assigned for all new products imported with Excel file.
Default status for new products - If you have not mapped status attribute, then this is the status, that will be assigned for all new products imported with Excel file.
Default category for new products - If you have not mapped category attribute, then this is the category, that will be assigned for all new products imported with Excel file
Parent category for category name mappings - Since categories are matched by their path, then you may wish to assign the parent category, where the path printout would start.
Default tax class new products - All new product imported with the Excel file will be assigned tax class selected here
Enable log - Log file will be located under ~/var/log directory with the name of knoraki_excelupdater-<date>.log. Use this feature to track down any problems that may occur with this module
Log Level - For every day operations INFO is sufficient. If you are having problems, then put level to DEBUG. Warning! Debug level creates large files fast.