Major browsers and password managers ignore autocomplete=off and do not adhere to the standards. This is an workaround. At the moment it works

autocomplete-off.html

<form class="form-horizontal frm--ver-cnp" id="frmConfirmEmail">
					<input autocomplete="false" name="hidden" type="text" style="display:none;">
					<div id="frmErrorMsg" class="alert alert-danger text-left collapse" role="alert" style="display: none;"><span></span></div>
					<div class="form-group row">
					  <div class="col-sm-12">
						  <input type="text" class="passInput" name="inputpin[]" maxlength="1" size="1" autocomplete="new-password" min="0" max="9" required="" pattern="\d{1}" autofocus="">
						  <input type="text" class="passInput" name="inputpin[]" maxlength="1" size="1" autocomplete="new-password" min="0" max="9" required="" pattern="\d{1}">
						  <input type="text" class="passInput" name="inputpin[]" maxlength="1" size="1" autocomplete="new-password" min="0" max="9" required="" pattern="\d{1}">
						  <input type="text" class="passInput" name="inputpin[]" maxlength="1" size="1" autocomplete="new-password" min="0" max="9" required="" pattern="\d{1}">
						  <input type="text" class="passInput" name="inputpin[]" maxlength="1" size="1" autocomplete="new-password" min="0" max="9" required="" pattern="\d{1}">
					  </div>
					</div>
					<div class="form-group row">
					  <div class="col-sm-12">
						<button type="submit" class="btn btn-primary">Confirm</button>
					  </div>
					</div>
</form>