Laravel Pagination links() not working

{{ $activities->links('pagination::bootstrap-4') }}

php artisan vendor:publish --tag=laravel-pagination

@if ($paginator->hasPages())
    <nav class="pagination is-centered" role="navigation" aria-label="pagination">
        {{-- Previous Page Link --}}
        @if ($paginator->onFirstPage())
            <a class="pagination-previous"  disabled>Previous</a>
        @else
            <a class="pagination-previous" href="{{ $paginator->previousPageUrl() }}" rel="prev">Previous</a>
        @endif

        <ul class="pagination-list">
            {{-- Pagination Elements --}}
            @foreach ($elements as $element)
                {{-- "Three Dots" Separator --}}
                @if (is_string($element))
                    <li><span class="pagination-ellipsis">{{ $element }}</span></li>
                @endif

                {{-- Array Of Links --}}
                @if (is_array($element))
                    @foreach ($element as $page => $url)
                        @if ($page == $paginator->currentPage())
                            <li><span class="pagination-link is-current">{{ $page }}</span></li>
                        @else
                            <li><a href="{{ $url }}" class="pagination-link">{{ $page }}</a></li>
                        @endif
                    @endforeach
                @endif
            @endforeach
        </ul>

    {{-- Next Page Link --}}
    @if ($paginator->hasMorePages())
        <a class="pagination-next" href="{{ $paginator->nextPageUrl() }}" rel="next">Next page</a>
    @else
        <a class="pagination-next" disabled>Next page</a>
    @endif
@endif

{{ $activities->links('vendor.pagination.bulma') }}

php artisan vendor:publish --tag=laravel-pagination

@if ($paginator->hasPages())

@if ($paginator->count > 0)

{!! $activities->render() !!}

{{$activities->render()}}

    $items = $user_1->all();

    // Store records in an array
    $records = [];

    $i = 0;
    foreach($items as $item)
    {
        $records[$i][0] = $item->user_name;
        $records[$i][1] = $item->rech_mobile;
        $i++;
    }


    /****above code was replaced by the following code***/
    $items = $user_1->all()->toArray();
       /***---toArray() function used to convert object to array***/

controller:   $users = DB::table('users')->Paginate(10);
 view file  : {{$users->links('vendor.pagination.default')}}

php artisan vendor:publish --tag=laravel-pagination

use Illuminate\Pagination\Paginator;

/**
 * Bootstrap any application services.
 *
 * @return void
 */
public function boot()
{
    Paginator::useBootstrap();
}