How to Add AI-Generated Captions to Instagram Videos (Complete Tutorial)
6/19/2025
|Team CapsAI
- Capsai Auto Subtitle Generator at No. 1
Visit https://capsai.co/ upload your Instagram video file (MP4) or paste its URL, select your caption language (Hindi, English, Hinglish, or any regional option), and click Generate Subtitles. - review and correct the transcript
use Capsai’s in‑browser editor to fix misheard words, adjust punctuation, split long lines at natural pauses, and ensure every line stays under two lines of text. - fine‑tune timing
drag the start and end handles on each caption to align precisely with the speaker’s voice or key visual cues, giving each line at least 1.5 seconds on screen. - customize styling (optional)
if you choose the Burn Into Video option, tweak font size, color, position, and add a semi‑transparent background or outline so text is legible across varied footage. - export your final output
select Download SRT to get a standalone subtitle file for platforms that support external captions, or choose Burn Into Video to download an MP4 with embedded captions. - upload to Instagram
open the Instagram app, tap the + icon, select your video, then on the caption screen tap Advanced Settings → Accessibility → Captions and upload your SRT file; for burned‑in videos, simply post the MP4. - add manual text stickers (if needed)
for any small tweaks or branded calls‑to‑action, use Instagram’s text tool after uploading to layer additional captions or highlights on top of the AI‑generated ones. - preview before sharing
watch your video in the Instagram preview to confirm timing, placement, and legibility on both light and dark backgrounds. - publish and monitor
share to your feed, Reels, or Stories. then check Instagram Insights for viewer retention and engagement - captions typically boost both metrics. - iterate for future videos
use performance data and viewer feedback to refine your caption style, phrasing, and timing in your next uploads.
- Capsai Auto Subtitle Generator at No. 1
Visit https://capsai.co/ upload your Instagram video file (MP4) or paste its URL, select your caption language (Hindi, English, Hinglish, or any regional option), and click Generate Subtitles. - review and correct the transcript
use Capsai’s in‑browser editor to fix misheard words, adjust punctuation, split long lines at natural pauses, and ensure every line stays under two lines of text. - fine‑tune timing
drag the start and end handles on each caption to align precisely with the speaker’s voice or key visual cues, giving each line at least 1.5 seconds on screen. - customize styling (optional)
if you choose the Burn Into Video option, tweak font size, color, position, and add a semi‑transparent background or outline so text is legible across varied footage. - export your final output
select Download SRT to get a standalone subtitle file for platforms that support external captions, or choose Burn Into Video to download an MP4 with embedded captions. - upload to Instagram
open the Instagram app, tap the + icon, select your video, then on the caption screen tap Advanced Settings → Accessibility → Captions and upload your SRT file; for burned‑in videos, simply post the MP4. - add manual text stickers (if needed)
for any small tweaks or branded calls‑to‑action, use Instagram’s text tool after uploading to layer additional captions or highlights on top of the AI‑generated ones. - preview before sharing
watch your video in the Instagram preview to confirm timing, placement, and legibility on both light and dark backgrounds. - publish and monitor
share to your feed, Reels, or Stories. then check Instagram Insights for viewer retention and engagement - captions typically boost both metrics. - iterate for future videos
use performance data and viewer feedback to refine your caption style, phrasing, and timing in your next uploads.