The OP said the salary is 3x the £18,600.
But that wasn’t my original point, my point was it doesn’t matter if the OP’s friend didn’t work a “full” month as long as he was paid and has a payslip for that month and the figure is above £1550 then he should be fine.

Hi, I applied for my husband. I started working my first job out of university on the 7th of September and applied once I received my 6th payslip in February. That means I wasn’t working for 1 week in September and my September Pay was lower than all the other months but still above the threshold. ...

Hi All, I am currently in the process of sponsoring my spouse I earn above the threshold with salaried employment. I am paid weekly. In the final month (month 6) of the 6months period on which I plan to rely my Boss gave me a raise. Does this mean I need to provide 12months of payslips? I was paid ...