Calculate client security hash task

hi all i have one assignment where i need to do login with any personal id then below steps:

task:1.Read all the columns
2.Click Search if the year is above 2018
3.Download the check request if it’s available
4.Save the file name as WIID. Read Client ID in the doc(pdf automation
5.Change Status to completed. Click update work item

pls tell me solution if anyone have.