Using an old version of any app carries risks. Security patches are no longer applied to legacy versions, making them more vulnerable to exploits. For sensitive conversations, it is highly recommended to use a device with a modern, supported operating system.
Stick with official Telegram 7.8.0 from APKMirror. It is the most stable, secure, and widely tested option. telegram apk for android 4.2.2
: This OS version is largely unsupported by modern apps. Google has phased out support for many services on versions earlier than Android 4.4. Recommended Solutions for Android 4.2.2 Using an old version of any app carries risks
