If you are trying to use a specific or "Draft" feature in an app:

If you see a message saying "Preparing video..." while trying to send this file:

If it hangs, clear the app's cache or restart the upload.

Ensure the file extension is .mp4 for maximum compatibility.

Could you clarify you are using and what exactly you want the "feature" to be (e.g., an Instagram feature, a website element, or a software update)?

Stick to 1080p for most "features" to balance quality and performance. 3. Messaging App "Preparing"

Instead of posting, select "Drafts" to keep it ready for later features like scheduled posting or adding trending audio. 2. Technical Preparation (Encoding)

Open the app and select the video from your gallery.