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Yes. In the editor, open Style (press B) and set Camera background to Blur, then drag Strength to choose how blurred the room is. Color replaces the room with a solid fill instead. It applies to the whole clip, and Apply to all clips copies it to every clip. See Blur or replace your camera background after recording.

Blur your background in the editor

  1. Open the video in the editor and select the clip.
  2. Click Style in the sidebar, or press B.
  3. Under Camera background, choose Blur and set Strength.
Tella may show Preparing background while it processes the clip. Your camera keeps its shape, border and shadow; only the room behind you changes. It is not shown with the Cut out camera style.

Turn on blur before you record

To record with blur already applied instead:
  • Web app: with your camera on, open Camera background (on the camera preview in a camera-only recording, or under Camera settings when sharing your screen) and choose Blur. Set it before you start; background options are only available during setup.
  • Chrome extension: click the round background button in the corner of the camera preview and choose Blur.
  • Mac app: open the camera menu and, under Apple Effects, switch on Portrait. This uses macOS video effects, so it depends on your macOS version and camera.
  • Windows app and Safari: background effects are not available.
Your choice is saved per device, so blur stays on for your next recording. See Change your camera background.

Remove the background in the editor with Cut out

Cut out removes the background from your camera recording and places you directly on the canvas or over your screen recording. It works on videos you have already recorded:
  1. Open the video and click Layout in the editor sidebar.
  2. Find Cut out and select the layout tile, or open Customize layout and choose Cut-out under Camera style.
Tella may show Preparing cut-out while it processes the clip. Cut out works best when you are clearly separated from your background. See Remove your camera background with Cut out.

Change what is behind you with a background

With Cut out on, or in any layout with space around the camera, click Style and pick a Background: a solid color, a gradient, or your own image. This replaces what viewers see behind you rather than blurring the room you recorded in. See Backgrounds.

The blur in the Effect tool is for screen footage

Effect → Blur & highlight hides a region of the footage in a layout’s Screen slot, such as an email address in a screen recording. It does not apply to your camera, and a camera-only clip cannot use it. See Blur or highlight part of your video.

Re-record the clip

If you’d rather use the recorder’s blur, re-record that clip with blur turned on. The rest of the video stays as it is.
Confirming Re-record this clip? deletes the current recording and every edit made to that clip, including cuts, zooms, and layouts. If the clip is heavily edited, use Camera background in the editor instead.
Last modified on October 7, 2026