Replace @csrf token with code that makes more sense.

resources/views/auth/oauth/authorize.blade.php

@@ -35,7 +35,7 @@
                     <div class="col">
                         <!-- Authorize Button -->
                         <form method="post" class="form-inline" action="{{ route('passport.authorizations.approve') }}">
-                            @csrf
+                            <input name="_token" type="hidden" value="{{ csrf_token() }}">
                             <input type="hidden" name="state" value="{{ $request->state }}">
                             <input type="hidden" name="client_id" value="{{ $client->getKey() }}">
                             <input type="hidden" name="auth_token" value="{{ $authToken }}">
@@ -47,7 +47,7 @@
                     <div class="col">
                         <!-- Cancel Button -->
                         <form method="post" action="{{ route('passport.authorizations.deny') }}">
-                            @csrf
+                            <input name="_token" type="hidden" value="{{ csrf_token() }}">
                             @method('DELETE')
 
                             <input type="hidden" name="state" value="{{ $request->state }}">

resources/views/layout/v3/session.blade.php

@@ -437,7 +437,7 @@
 <div class="modal fade" tabindex="-1" role="dialog" id="customDateRangeModal" aria-hidden="true">
     <div class="modal-dialog modal-lg">
         <form action="{{ route('daterange') }}?redirect=true" method="POST" id="daterange-form">
-            @csrf
+            <input name="_token" type="hidden" value="{{ csrf_token() }}">
             <input type="hidden" name="start" value="" id="customStart"/>
             <input type="hidden" name="end" value="" id="customEnd"/>
             <div class="modal-content">