Notice period: 3months

I am getting calls from the recruitment team but my notice period is 3 months & I'm not serving it. But companies require a person who can join in a month or 2 months.

What should i do How should I handle a 3 month notice period.

So I interviewed with a company two months ago, after all the formalities were done, I received a response from the HR that I have cleared all the rounds. But the requirements for the position they were hiring me for suddenly changed and...