5 nearly hidden Android features you should already be using
Briefly

The 'Developer options' menu on Android isn’t reserved solely for developers; it allows any user to unlock features that enhance their device's performance, like Bluetooth configurations and other useful debugging tools.
Sharing Wi-Fi using a QR code is a security-conscious way to grant network access. By scanning the code, users can connect without sharing passwords, making networking simpler and more secure.
Read at ZDNET
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