Can I use
?

CSS3 Border images

- CR

Method of using images for borders

Chrome

  1. 4 - 14: Partial support
  2. 15 - 29: Partial support
  3. 30 - 50: Partial support
  4. 51 - 55: Partial support
  5. 56 - 105: Supported
  6. 106: Supported
  7. 107 - 109: Supported

Edge

  1. 12 - 13: Supported
  2. 14 - 104: Supported
  3. 105: Supported

Safari

  1. 3.1 - 5.1: Partial support
  2. 6 - 9: Partial support
  3. 9.1 - 15.3: Supported
  4. 15.4 - 15.6: Supported
  5. 16.0: Supported
  6. 16.1 - TP: Supported

Firefox

  1. 2 - 3: Not supported
  2. 3.5 - 14: Partial support
  3. 15 - 49: Partial support
  4. 50 - 104: Supported
  5. 105: Supported
  6. 106 - 107: Supported

Opera

  1. 9 - 10.1: Not supported
  2. 10.5 - 10.6: Partial support
  3. 11 - 12.1: Partial support
  4. 15 - 37: Partial support
  5. 38 - 42: Partial support
  6. 43 - 90: Supported
  7. 91: Supported

IE

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

Chrome for Android

  1. 105: Supported

Safari on iOS

  1. 3.2 - 5.1: Partial support
  2. 6 - 9.2: Partial support
  3. 9.3 - 15.3: Supported
  4. 15.4 - 15.6: Supported
  5. 16.0: Supported
  6. 16.1: Supported

Samsung Internet

  1. 4: Partial support
  2. 5 - 6.4: Partial support
  3. 7.2 - 17.0: Supported
  4. 18.0: Supported

Opera Mini

  1. all: Partial support

Opera Mobile

  1. 10: Not supported
  2. 11 - 12.1: Partial support
  3. 64: Supported

UC Browser for Android

  1. 13.4: Supported

Android Browser

  1. 2.1 - 4.3: Partial support
  2. 4.4 - 4.4.4: Partial support
  3. 105: Supported

Firefox for Android

  1. 104: Supported

QQ Browser

  1. 13.1: Supported

Baidu Browser

  1. 13.18: Supported

KaiOS Browser

  1. 2.5: Partial support

Note that both the border-style and border-width must be specified (not set to none or 0) for border-images to work.

Resources:
MDN Web Docs - Border image
WebPlatform Docs