Q. If I have a current will that is about seven to 10 years old, do I have to write up a new will or can I edit the current will? What happens if I change lawyers to write the will? Will they make me get a new one? What can the county surrogate’s office help me with? — Planning A. We’re glad that you want to make sure your affairs are updated and in order. Here’s what you need to know. First, there is no expiration date on a will, said Catherine Romania, an estate planning attorney with Witman Stadtmauer in Florham Park. However, as your family and financial situation changes and as laws chang…