To upload a P45 file from the Access Payroll software, firstly obtain the required file from the payroll system and then follow the below steps:
Go to Payroll then click on Admin Payslips.
Choose Upload New Data File.
Using the window that opens please select the required file by browsing to its location and click Open.
You can then go to the Data Files tab, and this will show you the progress of the file you have chosen to upload.