Checkbox input never turns to "true"

[fabian-rohr]

You can try here: https://vueformulate.com/guide/inputs/types/box/#checkbox

The checkbox input always stays at false. It never turns to true, even when the checkbox is checked and the Vue variable is true:

<input type="checkbox" id="formulate--guide-inputs-types-box--1" checked="checked" value="false">