Best Practice: Use this if you ever had “Sync Contacts” ON and now want to disable it. Tap this to remove any contact data previously uploaded to Telegram’s servers. Remember to then turn “Sync Contacts” OFF to prevent re-uploading.
4. Manage Group & Channel Invitations
Prevent unsolicited additions to groups.
“Who can add me to group chats?”
Best Practice: Select “My Contacts.” This significantly reduces spam and prevents random users from adding you to unwanted groups.
Alternative: If even your contacts tend to telegram number database add you to too many groups, use the “Never Allow” exceptions for specific individuals.
5. Control Call Privacy
Best Practice: Select “My Contacts” or “Nobody.” “Nobody” offers the most privacy for calls.
You can also add “Always Allow” or “Never Allow” exceptions for specific users.
Control who sees your activity status and profile picture
Best Practice: Select “Nobody.” This prevents anyone from knowing when you were last active or if you are currently online, enhancing mobile numbers and the rise of mobile commerce your anonymity.
Best Practice: Select “My Contacts” or “Nobody.” This prevents strangers from seeing your profile picture.
7. Enable Two-Step Verification (2FA) / Cloud Password (Crucial for Account Security)
While not directly about contacts, this is paramount belgium numbers for your account’s overall security, which indirectly protects your contact data.