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• Latest browser releases:
• Chrome 140
• Chrome Android 140
• Edge 139
• Firefox 142
• Firefox for Android 142
• Safari 18.6
• Safari on iOS 18.6

New features in Chrome 140 (released on 2025-09-02)

• Uint8Array base64 and hex conversion

  Limited availability

  The Uint8Array object methods fromBase64(), toBase64(), and setFromBase64() convert to and from base64 strings. The fromHex(), toHex(), and setFromHex() methods convert to and from hex strings.

  Baseline availability blocked since September 2025 by Edge (0 months)

  Learn more

  • Chrome 140 Released on 2025-09-02
  • Chrome Android 140 Released on 2025-09-02
  • Edge ❌
  • Firefox 133 Released on 2024-11-26
  • Firefox for Android 133 Released on 2024-11-26
  • Safari 18.2 Released on 2024-12-11
  • Safari on iOS 18.2 Released on 2024-12-11