replace line 417 to 432 in vieworder.blade.php in resources\views\admin with this code
@if($order->payment_mode != 'COD')
<form action="{{ route('admin.cancelOrderFromAdmin') }}" method="POST">
<input type="hidden" name="order_id" value="{{ $order->id }}">
<input type="hidden" name="refund_type" value="FULL">
@csrf
<button class="dropdown-item" type="submit" data-popup="tooltip" data-placement="bottom" title="Full refund of {{ config('appSettings.currencyFormat') }}{{ $order->total }} will be refunded to users wallet.">
Cancel With Full Refund
</button>
</form>
<form action="{{ route('admin.cancelOrderFromAdmin') }}" method="POST">
<input type="hidden" name="order_id" value="{{ $order->id }}">
<input type="hidden" name="refund_type" value="HALF">
@csrf
<button class="dropdown-item" type="submit" data-popup="tooltip" data-placement="bottom" title="Half refund of {{ config('appSettings.currencyFormat') }}{{ $order->total/2 }} will be refunded to users wallet.">
Cancel With Half Refund
</button>
</form>
@endif