How to delete the old excel file from a folder

Help Studio
, ,
9

Filepath=\10.1.2.82\Software Data\Automation\NaveenKumarS\ModmedInventory
Inside above path there are 4 folders:
ModmedRejection28092022
ModmedRejection27092022
ModmedRejection26092022
ModmedRejection25092022
ModmedRejection24092022

I need to keep ModmedRejection28092022,ModmedRejection27092022
and rest should be deleted