20 Pa.C.S. § 793: Effect of appeal.

No appeal from an order or decree of an orphans' court division concerning the validity of a will or the right to administer shall suspend the powers or prejudice the acts of a personal representative acting thereunder. The reversal or modification of any decree of an orphans' court division in a proceeding in which the division has jurisdiction of the sale, mortgage, exchange or conveyance of real or personal estate shall not divest any estate or interest acquired thereunder by a person not a party to the appeal.