If your company subscribe to Payroll, you may transfer all the Overtime calculation over to the Payroll module.
Transfer to Payroll
Step 1: Click on Administration under Attendance
Step 2: Click on 
Step 3: Select the period 
Step 4: (Optional) Select the Client/Location/Project 
Step 5: Click on
. The system will pull out all the attendance records that you have approved.
Step 6: Select those that you want to transfer to Payroll
Step 7: Click on
Extracting the information in Payroll
After you have done the required transfer of the OT information to Payroll, you need to populate that information into the respective OT fields in Payroll.
Step 1: Click on Payroll >
Step 2: Click on 
. This page does not allow you to edit the timing.
Step 3: Check the staff on which you want to transfer the OT to and then click on 
. Alternatively, you may click on the 
to transfer the OT of all the staff.
Step 4: Click on the
Step 5: (Optional) Edit the timing of the staff(s) if required
Step 6: Select the staff(s) that you want to transfer the OT information to the pay by selecting them and then click on 
. Alternatively, you may click on the 
to update the OT of all the staff.