Purging bank statement interface files Use the purge action with caution since you cannot recover the purged files. Select Cash Administrator > Utilities > Bank Statement Interface. To purge an individual file, select an imported bank statement interface header record. Select Actions > Purge. Click Yes. To mass purge the files on the list, select Actions > Purge History. Specify this information: Import Date Range Specify the date range of the files to purge. Only Purge Intraday Select this check box to purge only Intraday bank statement import files. Click OK.