Added the locale to directive on angular component:
<input
type="text"
name="date"
mwlFlatpickr
[altInputClass]="'form-control'"
[(ngModel)]="post.date"
[altInput]="true"
[inline]="true"
[dateFormat]="'d.m.y'"
[locale]="'Portuguese'"
[defaultValue]="'today'"
[convertModelValue]="true">
When trying to load the locale, the erro is returned:
Error: flatpickr: invalid locale Portuguese
at setupLocale (flatpickr.js:1910) at init (flatpickr.js:581) at FlatpickrInstance (flatpickr.js:2419) at _flatpickr (flatpickr.js:2438) at flatpickr (flatpickr.js:2463) at FlatpickrDirective.push../node_modules/angularx-flatpickr/fesm5/angularx-flatpickr.js.FlatpickrDirective.ngAfterViewInit (angularx-flatpickr.js:295) at callProviderLifecycles (core.js:22416) at callElementProvidersLifecycles (core.js:22390) at callLifecycleHooksChildrenFirst (core.js:22380) at checkAndUpdateView (core.js:23316)