Refer to the Following steps for Exporting Assign Salary Template list:
1. Navigate to: Control Panel-> Payroll-> Salary Template
2. New Page will be Open like below

3. Click on "Bulk Assign" option
4. New Page will be Open like below
5.

6. Click on "Download Sample CSV file for Exporting the list of Assign template Employees.
7. Now you can check Downloaded file How many Employees Unassigned in list.