Can I use
?

IndexedDB 2.0

- CR

Improvements to Indexed DB, including getAll(), renaming stores and indexes, and binary keys.

IE

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

Edge

  1. 12 - 18: Not supported
  2. 79 - 85: Supported
  3. 86: Supported

Firefox

  1. 2 - 43: Not supported
  2. 44 - 46: Partial support
  3. 47 - 50: Partial support
  4. 51 - 80: Supported
  5. 81: Supported
  6. 82 - 83: Supported

Chrome

  1. 4 - 47: Not supported
  2. 48 - 51: Partial support
  3. 52 - 57: Partial support
  4. 58 - 85: Supported
  5. 86: Supported
  6. 87 - 89: Supported

Safari

  1. 3.1 - 10: Not supported
  2. 10.1 - 13.1: Supported
  3. 14: Supported
  4. TP: Supported

Opera

  1. 9 - 34: Not supported
  2. 35 - 38: Partial support
  3. 39 - 44: Partial support
  4. 45 - 70: Supported
  5. 71: Supported

iOS Safari

  1. 3.2 - 9.3: Not supported
  2. 10: Support unknown
  3. 10.3 - 13.7: Supported
  4. 14: Supported

Opera Mini

  1. all: Not supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 81: Supported

Blackberry Browser

  1. 7: Not supported
  2. 10: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 59: Supported

Chrome for Android

  1. 85: Supported

Firefox for Android

  1. 79: Supported

IE Mobile

  1. 10: Not supported
  2. 11: Not supported

UC Browser for Android

  1. 12.12: Not supported

Samsung Internet

  1. 4: Not supported
  2. 5 - 6.4: Partial support
  3. 7.2 - 11.2: Supported
  4. 12.0: Supported

QQ Browser

  1. 10.4: Supported

Baidu Browser

  1. 7.12: Not supported

KaiOS Browser

  1. 2.5: Partial support
Resources:
MDN Web Docs - IndexedDB API
Mozilla Hacks: What's new in IndexedDB 2.0?