IBM i 7.3 (V7R3), available since 15/04/2016, will be withdrawn from marketing on 28/04/2023 and discontinued of support on 30/09/2023 : Start planning for an upgrade !
More information from IBM …
IBM also announced (back in July) the end of service of the E850 (not the newer E850c) for 31/10/2023. This sounds the beginning of the end for the Power8 line : Start planning for an upgrade !