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Both Signal and WhatsApp work fine. It requires workarounds from the app developers, but it's not impossible to implement.
by hiq 6y ago
Both Signal and WhatsApp work fine. It requires workarounds from the app developers, but it's not impossible to implement.
- emayljames 6y agoSignal gets round it by sending an empty notification through Google's mandatory firebase service, then sending the actual message from its own service.