Hi Paul,
Here is the macro that I'm using to open the 26 files, and yes they are all located in one folder.
Sub Open_Payroll_Files_FY20()
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\1. SSE-PayFile-GBY--PPE 2019-10-07.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\2. SSE-PayFile-GBY--PPE 2019-10-23.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\3. SSE-PayFile-GBY--PPE 2019-11-06.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\4. SSE-PayFile-GBY--PPE 2019-11-20.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\5. SSE-PayFile-GBY--PPE 2019-12-04.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\6. SSE-PayFile-GBY--PPE 2019-12-18.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\7. SSE-PayFile-GBY--PPE 2020-01-01.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\8. SSE-PayFile-GBY--PPE 2020-01-15.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\9. SSE-PayFile-GBY--PPE 2020-01-29.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\10. SSE-PayFile-GBY--PPE 2020-02-12.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\11. SSE-PayFile-GBY--PPE 2020-02-26.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\12. SSE-PayFile-GBY--PPE 2020-03-11.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\13. SSE-PayFile-GBY--PPE 2020-03-25.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\14. SSE-PayFile-GBY--PPE 2020-04-08.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\15. SSE-PayFile-GBY--PPE 2020-04-22.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\16. SSE-PayFile-GBY--PPE 2020-05-06.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\17. SSE-PayFile-GBY--PPE 2020-05-20.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\18. SSE-PayFile-GBY--PPE 2020-06-03.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\19. SSE-PayFile-GBY--PPE 2020-06-17.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\20. SSE-PayFile-GBY--PPE 2020-07-01.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\21. SSE-PayFile-GBY--PPE 2020-07-15.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\22. SSE-PayFile-GBY--PPE 2020-07-29.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\23. SSE-PayFile-GBY--PPE 2020-08-12.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\24. SSE-PayFile-GBY--PPE 2020-08-26.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\25. SSE-PayFile-GBY--PPE 2020-09-09.xlsx"), UpdateLinks:=0
Workbooks.Open ("Z:\FY20 Budget\FinancialManagementGroup\Other Information\Pay Reports\Pay Files\26. SSE-PayFile-GBY--PPE 2020-09-23.xlsx"), UpdateLinks:=0
End Sub