quashing FIR

It depends upon facts and circumstances of the case, which you have concealed.

It is better to consult and engage a local prudent lawyer for appreciation of facts, professional advise and necessary proceeding.
 

I concurred with the above expert opinion. Unless facts, in brief, are provided there is no ready-made answer to such a query, though the speedy trial is a part of the Fundamenta rights of the accused.

yes, you can file quash petition now if you have come to know about said FIR recently, otherwise not.