3976 3990 — Spam Report / 垃圾電話報告

About this number / 關於此號碼

3976 3990 often repeats sales invites without clear identification, which is why many users read it as a common unidentified caller. In the available reports, 3976 3990 usually focuses on 推銷 related promotions or checks. If you have answered 3976 3990 before, adding your own report can help others identify the same pattern faster.

社群回報顯示 3976 3990 多以說法模糊的產品或服務推廣作招徠，屬偏負面的不明推銷來電。 回報資料中，3976 3990 的目的多與 推銷 推廣或核實有關。 若你曾接聽 3976 3990，補充回報內容亦有助其他人更快辨識同類來電。

What to do / 應對方法

Do not return calls to unknown numbers. If you did not expect this call, it is best to ignore it. You can block this number on your phone.
不要回撥陌生號碼。如果你沒有預期此來電，最好忽略它。你可以在手機上封鎖此號碼。

How to block / 如何封鎖

iPhone: Settings → Phone → Blocked Contacts → Add New.
Android: Recent Calls → tap the number → Block / Report spam.