A Pennsylvania lawyer can help with your firearm charge in various capacities. A firearm charge is a very serious offense regardless of the circumstances, whether the gun is found on your person or in a car, and you're charged with the offense, whether you're in constructive possession or actual possession of the firearm. Firearm is a serious offense.
A Pennsylvania attorney can help you best guide you through the criminal justice system and process to make sure that your rights and interests are protected throughout the process. You are obviously being prosecuted by the Commonwealth of Pennsylvania, and they're going to use all the resources to make the case stick whenever possible.
Firearm case, often there would be a presumption of a jail or prison sentence if somebody is found guilty or pleads guilty, so you have to bear that in mind. An attorney can use the various tools and resources that they have at their disposal, for example, a motion to suppress evidence to argue that perhaps the gun was illegally obtained during an unlawful search. If it's an unlawful search of your car or your house or an argument that you are not in possession of the firearm, if there's other people, say, that were around at the time of the arrest.
There's various tools and resources that an experienced attorney would use to help defend against firearm charges, and you should have an experienced attorney in your corner from as early as possible in the process.