How to use the Signal app to keep your chats secure
To get at the general settings for Signal, from the Chats tab tap the three dots (top right) then Settings on Android, or tap ...
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Your phone’s ‘5G’ icon and signal bars are lying to you
There is no standard measure of how much signal strength each bar represents. “The connection icon is a lie,” said Avi Greengart, president of the technology analysis firm Techsponential.