This document provides specific recommendations for operators as well as certification applicants performing aircraft Type Certificate (TC), Supplemental Type Certificate (STC) and Amended Type Certificate (ATC) to show how aircraft avionics and electrical system can be tolerant to the use of portable electronic devices (PEDs) throughout various phases of flight. This revision addresses the spectrum expansion of the 5G technology and the introduction of PED transmitting in the frequency spectrum above 5.9 GHz, for example WiFi-6e.