When you first enable “Sync Contacts” (in Settings > Privacy and Security > Contacts or Data Settings on iOS) and grant Telegram permission to access your device’s contacts, Telegram performs an initial upload of your phone’s contact list (numbers and names) to its cloud servers.
Important Nuances and Considerations:
After the initial sync, Telegram continues to monitor your device’s contact list. It’s designed to automatically check for new additions or changes in your phone’s address book and telegram number database update its cloud-based contact list accordingly. This ensures that new contacts you add to your phone who join Telegram will eventually appear in your Telegram contacts.
Cloud-Based Storage:
Once your contacts are synced, they are stored in Telegram’s cloud. This means your Telegram contact list is consistent across all your logged-in devices (mobile, desktop, web)! as they all pull from the same cloud data. You don’t need to sync contacts separately on each device; the mobile app usually acts as the primary syncing point.
Triggers for Refresh:
Automatic Background Checks:
Telegram generally performs background checks to detect new users from your phone contacts or updates to existing ones. The exact frequency isn’t publicly detailed, but it’s here’s a breakdown of what it means and how to do it: designed to be relatively continuous when the app is active and has an internet connection.
Opening the App/Contacts Tab: Simply opening the Telegram app or navigating to the “Contacts” tab can often trigger a refresh.
Adding a New Contact on Device! Adding a new person to your phone’s native contact list should trigger Telegram to check for that new number on its network if “Sync Contacts” is enabled.
App Updates: Updating the Telegram belgium numbers app to a newer version can sometimes force a re-sync or resolve syncing glitches.
Manual Intervention (Troubleshooting): While Telegram generally aims for automatic updates! users sometimes perform manual steps for troubleshooting: