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Losing access to your original phone number without an active session or immediate carrier support is the most challenging scenario for Telegram account recovery due to its privacy-centric authentication model. Prevention through 2FA and multiple active sessions is key.
You'll need to add new Telegram contacts manually using their username or by explicitly entering their phone number.
You might still receive "Contact Joined Telegram" notifications if your privacy settings for "Who can find me by my number?" are set to "My Contacts" and the new joiner is in your phone's address book and also has their contacts synced. For maximum privacy, you'll need to adjust those settings as well.
Telegram continuously checks your phone's address book for contacts who join Telegram.
It automatically adds new Telegram users from telegram number database your phone's contacts to your in-app contact list.
You will receive "Contact Joined Telegram" notifications (unless you disable them specifically in notification settings).
By understanding and utilizing these options, you can effectively manage how Telegram interacts with your phone's contact list, striking a balance between convenience and privacy. silhouette) to add a new contact. The exact icon might vary slightly between Android and iOS versions (e.g., a floating action button on Android, or a button in the top right for iOS).
Select "New Contact".
Enter their first name, last name (optional), and their exact phone number (including the country code).
Tap "Create" or "Done" (depending on your OS).
Telegram will check if that number is associated with a Telegram account. If it is, the contact will be added back to your Telegram contact list, and their profile picture and username will appear.