Mở Facebook. Chọn biểu tượng "Notifications" (Thông báo) hình chiếc chuông ở bên dưới màn hình để xem lịch sử thông báo của bạn. Vuốt một thông báo từ phải sang trái. Chọn Hide (Ẩn) bên phải thông báo.

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
Tap the Facebook app icon, which resembles a white "f" on a blue background. If you're logged in, doing so will open your News Feed. If you aren't already logged into Facebook, type in your email address (or phone number) and password, then tap Log In. It's the bell-shaped icon at the bottom of the screen. This will open a list of your notification history. This will bring up the red Hide option to the right of the notification. It's to the right of the notification. Doing so will immediately de