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question] I'm using iPhone4down and it fails to enter pwndfu mode. What can I do? : r/LegacyJailbreak
MacOSX - usb.core.NoBackendError: No backend available when calling BlyncLight.available_lights() · Issue #5 · JnyJny/blynclight · GitHub
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pydroid3] usb.core.NoBackendError: No backend available · Issue #6 · luigifab/python-radexreader · GitHub
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