Using computer keyboard to operate video as a shortcut key for fast forward and fast backward can be roughly divided into the following categories according to specific players:

Click the video page with the mouse, and then press the ← and → keys with the keyboard.

Some players have different shortcut keys by default, such as Storm Video and Thunder. Look at Ctrl+→ Ctrl+←, pptv is fast forward and fast backward, Tencent video.

There are also some web videos that don't support fast forward and fast backward.

Pptv shortcut key

Tencent video shortcut key