{"version":"2.1.321","anchor":"bridge-attachments-video-thumbnails-and-upload-timeout","canonical_anchor":"bridge-attachments-video-thumbnails-and-upload-timeout","heading":"Videos sent as attachments now get preview thumbnails","tier":"notice","area":"Attachments","scope":"individual","heads_up":false,"url":"https:\/\/changelogs.core-directive.com\/v\/2.1.321\/e\/bridge-attachments-video-thumbnails-and-upload-timeout","release_url":"https:\/\/changelogs.core-directive.com\/v\/2.1.321","markdown":"### Videos sent as attachments now get preview thumbnails\n\nVideo attachments passed through the bridge now get a one-frame preview image, and large uploads stop if they take too long\n\n**Unclear.** Whether ffmpeg must already be installed on your computer for thumbnails to appear is not stated.\n\n**What**\n\nThe bridge is the link that carries attachments into Claude Code from the mobile and desktop apps. Two things are new:\n\n- Video thumbnails: Claude Code uses ffmpeg, a common video tool, to take a single frame from a video as a JPEG image and sends it along as a preview.\n\n- Upload timeout: large uploads sent in pieces are now stopped if they take too long.\n\n**Why**\n\nVideos you attach from the mobile or desktop app show a preview image instead of appearing blank.\n\n- Area: Attachments\n- Tier: You'll notice\n- Useful: 2\/5\n- Signal: 2\/5\n- Scope: individual\n- Heads-up: no"}