CSS background-attachment

- CR

Method of defining how a background image is attached to a scrollable element. Values include scroll (default), fixed and local.

Chrome

  1. 4 - 121: Supported
  2. 122: Supported
  3. 123 - 125: Supported

Edge

  1. 12 - 120: Supported
  2. 121: Supported

Safari

  1. 3.1 - 4: Partial support
  2. 5 - 12.1: Supported
  3. 13 - 13.1: Partial support
  4. 14 - 15.3: Not supported
  5. 15.4 - 17.2: Supported
  6. 17.3: Supported
  7. 17.4 - TP: Supported

Firefox

  1. 2 - 24: Partial support
  2. 25 - 122: Supported
  3. 123: Supported
  4. 124 - 126: Supported

Opera

  1. 9 - 10.1: Partial support
  2. 10.5 - 105: Supported
  3. 106: Supported

IE

  1. 5.5 - 8: Partial support
  2. 9 - 10: Supported
  3. 11: Supported

Chrome for Android

  1. 121: Supported

Safari on iOS

  1. 3.2 - 4.3: Not supported
  2. 5 - 12.5: Partial support
  3. 13 - 17.2: Not supported
  4. 17.3: Not supported
  5. 17.4: Not supported

Samsung Internet

  1. 4: Not supported
  2. 5 - 22: Partial support
  3. 23: Partial support

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10: Partial support
  2. 11 - 12.1: Supported
  3. 73: Supported

UC Browser for Android

  1. 15.5: Supported

Android Browser

  1. 2.1 - 4: Not supported
  2. 4.1 - 4.3: Partial support
  3. 4.4 - 4.4.4: Not supported
  4. 121: Not supported

Firefox for Android

  1. 122: Supported

QQ Browser

  1. 13.1: Supported

Baidu Browser

  1. 13.18: Supported

KaiOS Browser

  1. 2.5: Supported
  2. 3: Supported

Most mobile devices have a delay in updating the background position after scrolling a page with fixed backgrounds.

Resources:
MDN Web Docs - background-attachment