Can I use
?

Shared Array Buffer

- OTHER

Type of ArrayBuffer that can be shared across Workers.

Chrome

  1. ❌ 4 - 59: Not supported
  2. ❌ 60 - 67: Disabled by default
  3. ✅ 68 - 90: Supported
  4. ✅ 91 - 135: Supported
  5. ✅ 136: Supported
  6. ✅ 137 - 139: Supported

Edge

  1. ❌ 12 - 15: Not supported
  2. ❌ 16 - 18: Disabled by default
  3. ✅ 79 - 90: Supported
  4. ✅ 91 - 135: Supported
  5. ✅ 136: Supported

Safari

  1. ❌ 3.1 - 10: Not supported
  2. ❌ 10.1 - 15.1: Disabled by default
  3. ✅ 15.2 - 18.4: Supported
  4. ✅ 18.5: Supported
  5. ✅ TP: Supported

Firefox

  1. ❌ 2 - 56: Not supported
  2. ❌ 57 - 73: Disabled by default
  3. ❌ 74 - 78: Disabled by default
  4. ✅ 79 - 137: Supported
  5. ✅ 138: Supported
  6. ✅ 139 - 141: Supported

Opera

  1. ❌ 9 - 46: Not supported
  2. ❌ 47 - 63: Disabled by default
  3. ✅ 64 - 77: Supported
  4. ✅ 78 - 116: Supported
  5. ✅ 117: Supported

IE

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

Chrome for Android

  1. ✅ 136: Supported

Safari on iOS

  1. ❌ 3.2 - 10.2: Not supported
  2. ❌ 10.3 - 15.1: Disabled by default
  3. ✅ 15.2 - 18.4: Supported
  4. ✅ 18.5: Supported

Samsung Internet

  1. ❌ 4 - 14.0: Not supported
  2. ✅ 15.0 - 26: Supported
  3. ✅ 27: Supported

Opera Mini

  1. ❌ all: Not supported

Opera Mobile

  1. ❌ 10 - 12.1: Not supported
  2. ✅ 80: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ❌ 2.1 - 4.4.4: Not supported
  2. ❌ 136: Not supported

Firefox for Android

  1. ✅ 137: Supported

QQ Browser

  1. ❌ 14.9: Not supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ❌ 2.5: Not supported
  2. ✅ 3: Supported
Resources:
MDN article
Mozilla Hacks article on safely reviving shared memory