You have a smartphone whose back cover does not open and you need to change the SIM cards and SD cards. This tutorial will guide you on all the steps to remove and change both SIM cards and SD cards . I have reviewed the best micro sd you can buy in Kenya . What you need to open an Infinix S2 pro SIM card and SD card trays. Original ejector pin You will need a SIM card ejector pin. You can find the original SIM card ejector pin in the box. Its a small shiny(silver) piece of wire in the box the smartphone comes in. If you can't find the ejector pin, don't worry. There is another option. Find a small sized metallic paper clip. Note: 1. The paper clip should be a metal one. How can you ensure this? If it is silverly/ shiny colored, it is metallic. If it is colored, like red, it may be plastic. 2. The paper clip you use should be thin enough to easily fit into the tray hole. Make your own ejector pin Open one end of the paper clip so that you have one pointed end
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