In Florida, the following classes of people are not qualified to serve as a personal representative of an estate:
(a) Has been convicted of a felony.
(b) Is mentally or physically unable to perform the duties.
(c) Is under the age of 18 years.
If the person named as personal representative n the will is not qualified, then letters of administration appointing the executor or personal representative shall be governed by Florida Statute Section 733.301