StoryChief allows you to publish videos to multiple social media platforms, and some of these platforms allow you to select a cover image which will be visible before the video is played.
Please follow those steps to set a custom cover image for your video
Step 1. Create a social media post
Step 2. Add a video to your social post
Step 3. Click the modify thumbnail button on the video:

Step 4. Select the image you want to use as a cover image, then click Select:

đ Congratulations, your video will now show the selected image as a cover image on the supported social media platforms.
âšī¸ Support social media platforms:
Social media platform | Custom video cover image | Notes |
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â | ||
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â | Only Twitter embedded videos (Duration > 140 seconds and dimensions outside of 32x32 and 1280x1024; see help article)) Twitter native videos do not support custom cover images. | |
TikTok | â | |
â | Does not support videos | |
Google My business | â | Does not support videos |
Slack | â |
âšī¸ Limitations
You can only select an image from the video itself. You can not upload an external image.