CSS user-select: none

- WD

Method of preventing text/element selection using CSS.

IE

  1. 5.5 - 9: Not supported
  2. 10: Supported
  3. 11: Supported

Edge

  1. 12 - 18: Supported
  2. 79 - 95: Supported
  3. 96: Supported

Firefox

  1. 2 - 68: Supported
  2. 69 - 93: Supported
  3. 94: Supported
  4. 95 - 96: Supported

Chrome

  1. 4 - 53: Supported
  2. 54 - 95: Supported
  3. 96: Supported
  4. 97 - 99: Supported

Safari

  1. 3.1 - 15: Supported
  2. 15.1: Supported
  3. TP: Supported

Opera

  1. 9 - 12.1: Not supported
  2. 15 - 40: Supported
  3. 41 - 80: Supported
  4. 81: Supported

Safari on iOS

  1. 3.2 - 14.8: Supported
  2. 15: Supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Supported
  2. 96: Supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 64: Supported

Chrome for Android

  1. 96: Supported

Firefox for Android

  1. 94: Supported

UC Browser for Android

  1. 12.12: Not supported

Samsung Internet

  1. 4 - 5.4: Supported
  2. 6.2 - 14.0: Supported
  3. 15.0: Supported

QQ Browser

  1. 10.4: Supported

Baidu Browser

  1. 7.12: Not supported

KaiOS Browser

  1. 2.5: Supported
Resources:
MSDN Documentation
WebKit bug to unprefix `-webkit-user-select`
CSS Tricks article
MDN Web Docs - CSS user-select