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Hi everyone, I am developing a virtual keyboard device connected to an iOS device by Bluetooth. And how to press any special characters by HID usage. I have tried all combinations of keys option + shift + key or option + key but there aren't any characters that I want Particularly, I want to press the character '@' in the Lithuanian language for iOS devices by Bluetooth virtual keyboard. Are there any combinations of keys to press these special characters? Dien Vu