contenteditable attribute (basic support)

- LS

Method of making any HTML element editable.

IE

  1. 5.5 - 10
  2. 11

Edge

  1. 12 - 81
  2. 83

Firefox

  1. 2
  2. 3
  3. 3.5 - 75
  4. 76
  5. 77 - 78

Chrome

  1. 4 - 81
  2. 83
  3. 84 - 86

Safari

  1. 3.1 - 13
  2. 13.1
  3. TP

Opera

  1. 9 - 67
  2. 68

iOS Safari

  1. 3.2 - 4.3
  2. 5 - 13.3
  3. 13.4

Opera Mini

  1. all

Android Browser

  1. 2.1 - 2.3
  2. 3 - 4.4.4
  3. 81

Blackberry Browser

  1. 7
  2. 10

Opera Mobile

  1. 10 - 12
  2. 12.1
  3. 46

Chrome for Android

  1. 81

Firefox for Android

  1. 68

IE Mobile

  1. 10
  2. 11

UC Browser for Android

  1. 12.12

Samsung Internet

  1. 4 - 10.1
  2. 11.1

QQ Browser

  1. 10.4

Baidu Browser

  1. 7.12

KaiOS Browser

  1. 2.5

This support only refers to very basic editing capability, implementations vary significantly on how certain elements can be edited.

Resources:
Demo page
Blog post on usage problems
WHATWG blog post
MDN Web Docs - contentEditable attribute
WebPlatform Docs