Domestic Video Link:https://v.qq.com/x/page/t30178x1196.html
Foreign video Link:https://youtu.be/rEKOK60umLU
1ST : open www.rsim5.com official Web, click Updater (as following pic)
2nd : Click “For IOS13” to download program (as following pic)
3rd: Download program to local computer and unzip file (as following pic)
4th step: Connect R-SIM Dongle updater with computer, open updater program CardWriter, wait for pop-out window and click download. When Dongle green indicator light on, it shows program updated successfully (as following pic)
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