Step 1: Open WhatsApp on your smartphone.
Step 2: Access the desired chat and tap the attachment icon, then select Gallery.
Step 3: Look for the HD symbol at the top of the screen.
Step 4: Opt for the HD option, noting the larger file size.
Step 5: Confirm with 'Done' after any changes to the video.
Step 6: Send your HD video after making edits.
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