The file is corrupted a bit..."Excel completed file level validation and repair. Some parts of this workbook may have been repaired or discarded.
Removed Records: Sorting from /xl/worksheets/sheet1.xml part". But I have opened it and tried it, thank you!

Thank you for trying to help me, but I can just add a VBA code to the macros because I cannot change an sample docs with my own form. So the only thing I can do is to create a macros for this. That is why I will be very greateful for a VBA code.

I upload a doc to show how does it look. first 3 sheets are not renamed and empty, so this is what do I have. 4th sheet is this the last sheet with list of srticles from where I have to take all codes of article. ANd next 3 sheets are the result (sorted by week 5) I expecting to have. Hope it will help....week 5.xlsx