Justlogin Leave allows you to do leave encashment. Once you have done the encashment, that information will be transferred to Payroll and you can then add the leave encashment into the salary of the staff.
The steps are:
Step 1: Click on
Step 2: Click on 
Step 3: Click on 
Step 4: Select the year of adjustment at
Step 5: Select leave you wish to add to at 
Step 6: Change 
Step 7: Set the number of days you wish to adjust at
Step 8: (Recommended) Enter a remark why you did the adjustment at
Step 9: Select the employees you wish to adjust the leave at
Step 10: Click on 
Step 11: Once done, you should see this message prompting you to confirm the adjustment.
Step 12: Click on 
Step 13: Once the leave has been adjusted, the following message will appear.
Once you have done this, kindly refer to the below on how to do encashment in payroll.