Bootstrap 5 checkbox style example where we have created two Bootstrap default checkboxes, which we have made one check and the second uncheck.
HTML
<!-- Checked -->
<div class="form-check">
<label class="form-check-label">
<input class="form-check-input" type="checkbox" value="" checked> Default checkbox
</label>
</div>
<!-- Uncheck -->
<div class="form-check">
<label class="form-check-label">
<input class="form-check-input" type="checkbox" value=""> Default checkbox
</label>
</div>
<!-- Bootstrap JS -->
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.0.2/dist/js/bootstrap.bundle.min.js"></script>