To add a shiny border on TikTok, you can use TikTok's built-in editing tools.

The specific steps are as follows:

1. Open TikTok and select the video or photo to which you want to add a shiny border.

2. Click the "Special Effects" button in the lower right corner and select the "Border" option.

3. In the border options, select the "Sparkling" border.

4. Adjust the size and position of the border to make it fit the video or photo.

5. Click the "Done" button to save and share your work.

Reason:

TikTok's built-in editing tools provide a variety of border options, including shiny borders.

Use these tools to quickly and easily add border effects to enhance the visual effects of your videos or photos.

Extension:

In addition to TikTok's built-in editing tools, you can also use other video editing software or applications to add shiny borders.

For example, you can use professional video editing software such as Adobe Premiere Pro, Final Cut Pro, or graphic design applications such as Canva, PicCollage, etc.

These tools provide more customization options and can create a more personalized shiny border effect.