First, find your Student ID that begins with "C00"
To do so, go to:
https://ssol.columbia.edu and click on:
Academic Profile,
and you will see your PID, which starts with C00
To receive your up to date grade, type in your student ID in the below, after removing the "C00" that begins your student ID.
So if your student id is C004022398
Then you should enter 4022398
And click: Get Grade