Can I use
?

maxlength attribute for input and textarea elements

- LS

Declares an upper bound on the number of characters the user can input. Normally the UI ignores attempts by the user to type in additional characters beyond this limit.

Chrome

  1. ✅ 4 - 146: Supported
  2. ✅ 147: Supported
  3. ✅ 148 - 150: Supported

Edge

  1. ✅ 12 - 18: Supported
  2. ✅ 79 - 145: Supported
  3. ✅ 146: Supported

Safari

  1. ﹖ 3.1: Support unknown
  2. ◐ 3.2 - 4: Partial support
  3. ﹖ 5: Support unknown
  4. ✅ 5.1 - 26.3: Supported
  5. ✅ 26.4: Supported
  6. ✅ 26.5 - TP: Supported

Firefox

  1. ◐ 2 - 3.6: Partial support
  2. ✅ 4 - 50: Supported
  3. ✅ 51 - 148: Supported
  4. ✅ 149: Supported
  5. ✅ 150 - 152: Supported

Opera

  1. ﹖ 9: Support unknown
  2. ◐ 9.5 - 12.1: Partial support
  3. ✅ 15 - 126: Supported
  4. ✅ 127: Supported

IE

  1. ﹖ 5.5: Support unknown
  2. ◐ 6 - 9: Partial support
  3. ✅ 10: Supported
  4. ✅ 11: Supported

Chrome for Android

  1. ✅ 147: Supported

Safari on iOS

  1. ﹖ 3.2: Support unknown
  2. ✅ 4 - 7.1: Supported
  3. ◐ 8 - 8.4: Partial support
  4. ✅ 9 - 26.3: Supported
  5. ✅ 26.4: Supported
  6. ✅ 26.5: Supported

Samsung Internet

  1. ✅ 4 - 28: Supported
  2. ✅ 29: Supported

Opera Mini

  1. ◐ all: Partial support

Opera Mobile

  1. ◐ 10 - 12.1: Partial support
  2. ✅ 80: Supported

UC Browser for Android

  1. ✅ 15.5: Supported

Android Browser

  1. ﹖ 2.1 - 2.2: Support unknown
  2. ✅ 2.3 - 4.4.4: Supported
  3. ✅ 147: Supported

Firefox for Android

  1. ✅ 149: Supported

QQ Browser

  1. ✅ 14.9: Supported

Baidu Browser

  1. ✅ 13.52: Supported

KaiOS Browser

  1. ✅ 2.5: Supported
  2. ✅ 3: Supported
Resources:
MDN Web Docs - attribute maxlength