Safe use of the telephone: how to avoid dangers on a daily basis?

Secure access to your phone

Define a strong password, PIN code or use biometrics (fingerprint, facial recognition).
Enable two-factor authentication (2FA) for large accounts.
Update your system and applications regularly

Install official security updates that address software vulnerabilities.
Download apps only from official stores (Google Play, App Store).
Watch out for phishing and scams

Do not click on suspicious links in emails or SMS messages.
Check the website addresses before entering your login information.
Protect your privacy

Limit application permissions (e.g. access to the microphone, camera, location).
Use a VPN to protect your data on public Wi-Fi networks.
Secure use of Wi-Fi

Avoid connecting to unsecured public networks without VPNs.
Disable automatic connection to Wi-Fi networks.
Take care of your health and comfort in use