HuaweiInsert Sim and SD 17-11-2020 From this post you will learn how to insert 2 SIM and SD card into the Huawei Mate 40 RS at once and to do it correctly.
It is suitable for the next types of SIM: Micro SIM, Nano SIM, Standart SIM. It is important that the phone's power is turned off when you put in the card.