The below article from the NY times provides a good overview of the various lawsuits the trump campaign have filed. In short, most have been dismissed; those still on foot are friviolous; even if the frivolous suits were to succeed there is minimal prospect they would have any meaningul impact on the election result.
As an aside, I'm not sure i will ever come to terms with the absurdity of Rudy Guiliani delivering a sermon to millions of deluded Trumpians outside a dildo store...
