VBA code to delete columns older than 3 days

Hello Team,

I need your help in modifying the below code. Its serving the purpose. However, I have to click on the button more than once to get the desired result.
I am not sure, what is wrong in this code.

I need to delete columns older than 3 days. Everyday columns gets updated and I need to delete the column older than 3 days. 1st Row contains Date.

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That worked, thank you