5405 5521 — Spam Report / 垃圾電話報告

About this number / 關於此號碼

Many reports treat 5405 5521 as a suspicious call that warrants caution, typically framed around unclear scripts that still push for a response. Accumulated reports indicate 5405 5521 tends to open with a Alert / 提高警覺 pitch. Even when calls go unanswered, 5405 5521 is logged by users as a reference point.

5405 5521 常以說法含糊卻催促回應的跟進主動接觸，屬需要提高警覺的可疑來電。 累積的回報顯示 5405 5521 多以 Alert / 提高警覺 的方式開場。 即使未必每次接聽，5405 5521 仍被不少用戶記錄下來作參考。

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.