It can be shielded by edius or the shielding function in audio, video and AE.

Because people's names usually stay in one place for a few seconds as soon as they are displayed.

Therefore, the use of masks can quickly solve this problem.

It's too much trouble to change PS frame by frame.

Besides, if your video is not in gif format,

Photoshop still can't see every frame clearly

Not to mention changing the font of each frame.