diff --git a/src/components/generic/GroupMultiSelect.jsx b/src/components/generic/GroupMultiSelect.jsx
index d35a970..850fd23 100644
--- a/src/components/generic/GroupMultiSelect.jsx
+++ b/src/components/generic/GroupMultiSelect.jsx
@@ -20,7 +20,9 @@ import { Badge } from '@/components/ui/badge';
 import { Button } from '@/components/ui/button';
 import { Input } from '@/components/ui/input';
 import { cn } from '@/lib/utils';
-import { Check, ChevronsUpDown, X, Users } from 'lucide-react';
+import { Check, ChevronsUpDown, X, Users, ChevronLeft, ChevronRight } from 'lucide-react';
+
+const PAGE_SIZE = 5;
 
 export default function GroupMultiSelect({
     value = [],
@@ -31,6 +33,7 @@ export default function GroupMultiSelect({
 }) {
     const [open, setOpen] = useState(false);
     const [search, setSearch] = useState('');
+    const [page, setPage] = useState(1);
     const [allGroups, setAllGroups] = useState(groupsProp ?? []);
     const [loadingGroups, setLoadingGroups] = useState(!groupsProp);
     const [dropdownStyle, setDropdownStyle] = useState({});
@@ -109,6 +112,17 @@ export default function GroupMultiSelect({
     const filteredIds    = filtered.map((g) => g.group_id);
     const allFilteredSelected = filteredIds.length > 0 && filteredIds.every((id) => value.includes(id));
 
+    // ── Pagination ────────────────────────────────────────────────────────────
+    const totalPages = Math.max(1, Math.ceil(filtered.length / PAGE_SIZE));
+    const safePage    = Math.min(page, totalPages);
+    const paginated   = filtered.slice((safePage - 1) * PAGE_SIZE, safePage * PAGE_SIZE);
+
+    // Reset to page 1 whenever the search term changes
+    const handleSearchChange = (e) => {
+        setSearch(e.target.value);
+        setPage(1);
+    };
+
     const toggle = (groupId) =>
         onChange(value.includes(groupId)
             ? value.filter((id) => id !== groupId)
@@ -141,7 +155,7 @@ export default function GroupMultiSelect({
                 <Input
                     autoFocus
                     value={search}
-                    onChange={(e) => setSearch(e.target.value)}
+                    onChange={handleSearchChange}
                     placeholder="Search groups…"
                     className="h-8 text-sm"
                 />
@@ -173,7 +187,7 @@ export default function GroupMultiSelect({
             )}
 
             {/* Options */}
-            <ul className="max-h-52 overflow-y-auto py-1">
+            <ul className="py-1">
                 {loadingGroups ? (
                     <li className="px-3 py-6 text-center text-xs text-muted-foreground">
                         Loading groups…
@@ -183,7 +197,7 @@ export default function GroupMultiSelect({
                         No groups found.
                     </li>
                 ) : (
-                    filtered.map((g) => {
+                    paginated.map((g) => {
                         const selected = value.includes(g.group_id);
                         return (
                             <li
@@ -211,6 +225,35 @@ export default function GroupMultiSelect({
                     })
                 )}
             </ul>
+
+            {/* Pagination */}
+            {!loadingGroups && filtered.length > PAGE_SIZE && (
+                <div className="flex items-center justify-between px-3 py-1.5 border-t border-border bg-muted/40">
+                    <button
+                        type="button"
+                        onMouseDown={(e) => e.preventDefault()}
+                        onClick={() => setPage((p) => Math.max(1, p - 1))}
+                        disabled={safePage <= 1}
+                        className="flex items-center gap-0.5 text-xs text-muted-foreground hover:text-foreground disabled:opacity-40 disabled:pointer-events-none"
+                    >
+                        <ChevronLeft className="h-3.5 w-3.5" />
+                        Prev
+                    </button>
+                    <span className="text-xs text-muted-foreground tabular-nums">
+                        {safePage} / {totalPages}
+                    </span>
+                    <button
+                        type="button"
+                        onMouseDown={(e) => e.preventDefault()}
+                        onClick={() => setPage((p) => Math.min(totalPages, p + 1))}
+                        disabled={safePage >= totalPages}
+                        className="flex items-center gap-0.5 text-xs text-muted-foreground hover:text-foreground disabled:opacity-40 disabled:pointer-events-none"
+                    >
+                        Next
+                        <ChevronRight className="h-3.5 w-3.5" />
+                    </button>
+                </div>
+            )}
         </div>,
         document.body
     );
@@ -222,7 +265,7 @@ export default function GroupMultiSelect({
                 ref={triggerRef}
                 type="button"
                 disabled={disabled}
-                onClick={() => { setOpen((o) => !o); setSearch(''); }}
+                onClick={() => { setOpen((o) => !o); setSearch(''); setPage(1); }}
                 className={cn(
                     'w-full min-h-9 px-3 py-1.5 rounded-md border border-input bg-background text-sm',
                     'flex items-center gap-1.5 text-left',
diff --git a/src/components/generic/TaskMultiSelect.jsx b/src/components/generic/TaskMultiSelect.jsx
index f2bae6a..0ccaf4f 100644
--- a/src/components/generic/TaskMultiSelect.jsx
+++ b/src/components/generic/TaskMultiSelect.jsx
@@ -20,7 +20,9 @@ import { createPortal } from 'react-dom';
 import { Badge } from '@/components/ui/badge';
 import { Input } from '@/components/ui/input';
 import { cn } from '@/lib/utils';
-import { Check, ChevronsUpDown, X, ListChecks } from 'lucide-react';
+import { Check, ChevronsUpDown, X, ListChecks, ChevronLeft, ChevronRight } from 'lucide-react';
+
+const PAGE_SIZE = 5;
 
 export default function TaskMultiSelect({
     value = [],
@@ -31,6 +33,7 @@ export default function TaskMultiSelect({
 }) {
     const [open, setOpen] = useState(false);
     const [search, setSearch] = useState('');
+    const [page, setPage] = useState(1);
     const [dropdownStyle, setDropdownStyle] = useState({});
 
     const triggerRef  = useRef(null);
@@ -86,6 +89,17 @@ export default function TaskMultiSelect({
     const filteredIds    = filtered.map((t) => t.task_id);
     const allFilteredSelected = filteredIds.length > 0 && filteredIds.every((id) => value.includes(id));
 
+    // ── Pagination ────────────────────────────────────────────────────────────
+    const totalPages = Math.max(1, Math.ceil(filtered.length / PAGE_SIZE));
+    const safePage    = Math.min(page, totalPages);
+    const paginated   = filtered.slice((safePage - 1) * PAGE_SIZE, safePage * PAGE_SIZE);
+
+    // Reset to page 1 whenever the search term changes
+    const handleSearchChange = (e) => {
+        setSearch(e.target.value);
+        setPage(1);
+    };
+
     const toggle = (taskId) =>
         onChange(value.includes(taskId)
             ? value.filter((id) => id !== taskId)
@@ -118,7 +132,7 @@ export default function TaskMultiSelect({
                 <Input
                     autoFocus
                     value={search}
-                    onChange={(e) => setSearch(e.target.value)}
+                    onChange={handleSearchChange}
                     placeholder="Search tasks…"
                     className="h-8 text-sm"
                 />
@@ -150,13 +164,13 @@ export default function TaskMultiSelect({
             )}
 
             {/* Options */}
-            <ul className="max-h-52 overflow-y-auto py-1">
+            <ul className="py-1">
                 {filtered.length === 0 ? (
                     <li className="px-3 py-6 text-center text-xs text-muted-foreground">
                         No tasks found.
                     </li>
                 ) : (
-                    filtered.map((t) => {
+                    paginated.map((t) => {
                         const selected = value.includes(t.task_id);
                         return (
                             <li
@@ -184,6 +198,35 @@ export default function TaskMultiSelect({
                     })
                 )}
             </ul>
+
+            {/* Pagination */}
+            {filtered.length > PAGE_SIZE && (
+                <div className="flex items-center justify-between px-3 py-1.5 border-t border-border bg-muted/40">
+                    <button
+                        type="button"
+                        onMouseDown={(e) => e.preventDefault()}
+                        onClick={() => setPage((p) => Math.max(1, p - 1))}
+                        disabled={safePage <= 1}
+                        className="flex items-center gap-0.5 text-xs text-muted-foreground hover:text-foreground disabled:opacity-40 disabled:pointer-events-none"
+                    >
+                        <ChevronLeft className="h-3.5 w-3.5" />
+                        Prev
+                    </button>
+                    <span className="text-xs text-muted-foreground tabular-nums">
+                        {safePage} / {totalPages}
+                    </span>
+                    <button
+                        type="button"
+                        onMouseDown={(e) => e.preventDefault()}
+                        onClick={() => setPage((p) => Math.min(totalPages, p + 1))}
+                        disabled={safePage >= totalPages}
+                        className="flex items-center gap-0.5 text-xs text-muted-foreground hover:text-foreground disabled:opacity-40 disabled:pointer-events-none"
+                    >
+                        Next
+                        <ChevronRight className="h-3.5 w-3.5" />
+                    </button>
+                </div>
+            )}
         </div>,
         document.body
     );
@@ -195,7 +238,7 @@ export default function TaskMultiSelect({
                 ref={triggerRef}
                 type="button"
                 disabled={disabled}
-                onClick={() => { setOpen((o) => !o); setSearch(''); }}
+                onClick={() => { setOpen((o) => !o); setSearch(''); setPage(1); }}
                 className={cn(
                     'w-full min-h-9 px-3 py-1.5 rounded-md border border-input bg-background text-sm',
                     'flex items-center gap-1.5 text-left',
diff --git a/src/modules/admin/config/users/rowActions.config.jsx b/src/modules/admin/config/users/rowActions.config.jsx
index 2794893..3134499 100644
--- a/src/modules/admin/config/users/rowActions.config.jsx
+++ b/src/modules/admin/config/users/rowActions.config.jsx
@@ -21,13 +21,6 @@ export function buildRowActions({ navigate, onArchive, onBan, onUnban }) {
       icon: <Eye className="h-3.5 w-3.5" />,
       onClick: (row) => navigate(`view/${row.user_id}`),
     },
-    {
-      key: "edit",
-      label: "Edit Info",
-      icon: <Pencil className="h-3.5 w-3.5" />,
-      onClick: (row) => navigate(`edit/${row.user_id}`),
-      disabled: (row) => row.role === "super_admin",
-    },
     {
       key: "ban",
       label: "Ban User",
diff --git a/src/modules/admin/pages/task_list/task/CreateTask.jsx b/src/modules/admin/pages/task_list/task/CreateTask.jsx
index ed9c336..c910161 100644
--- a/src/modules/admin/pages/task_list/task/CreateTask.jsx
+++ b/src/modules/admin/pages/task_list/task/CreateTask.jsx
@@ -15,7 +15,6 @@ import { Textarea } from '@/components/ui/textarea';
 import { Label } from '@/components/ui/label';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
 import { Badge } from '@/components/ui/badge';
-import { Switch } from '@/components/ui/switch';
 import { ArrowLeft, ChevronRight, ChevronLeft, Check, FileText, ListChecks, ClipboardList, Link as LinkIcon, Clock } from 'lucide-react';
 import DeadlinePicker from '@/components/generic/DeadlinePicker';
 
@@ -47,7 +46,6 @@ export default function CreateTask() {
         name: '',
         description: '',
         deadline: '',
-        is_required: true,
         requirements: [],
         prerequisite_task_ids: [],
     });
@@ -109,7 +107,6 @@ export default function CreateTask() {
             name:         form.name.trim(),
             description:  form.description.trim() || null,
             deadline:     form.deadline || null,
-            is_required:  form.is_required,
             // use result.data — it carries the schema's transforms (e.g. link_url scheme defaulting)
             // strip duration_seconds — it's only used for local validation
             requirements: result.data.requirements.map((r) => {
@@ -214,19 +211,6 @@ export default function CreateTask() {
                                 />
                             </div>
 
-                            <div className="flex items-center justify-between rounded-md border px-3 py-2.5">
-                                <div>
-                                    <Label>Required</Label>
-                                    <p className="text-xs text-muted-foreground">
-                                        Later tasks in this list stay locked until this one is complete. Turn off for optional tasks.
-                                    </p>
-                                </div>
-                                <Switch
-                                    checked={form.is_required}
-                                    onCheckedChange={(v) => setForm({ ...form, is_required: v })}
-                                />
-                            </div>
-
                             <div className="space-y-1">
                                 <Label>
                                     Prerequisite Tasks
@@ -242,7 +226,7 @@ export default function CreateTask() {
                                     placeholder="Select tasks that must be completed first…"
                                 />
                                 <p className="text-xs text-muted-foreground">
-                                    This task stays locked until every selected task is complete. Leave empty to use the default order-based lock instead.
+                                    This task stays locked until every selected task is complete. Leave empty for no lock — the task is available immediately.
                                 </p>
                             </div>
                         </CardContent>
diff --git a/src/modules/admin/pages/task_list/task/EditTask.jsx b/src/modules/admin/pages/task_list/task/EditTask.jsx
index d450acf..2326c3a 100644
--- a/src/modules/admin/pages/task_list/task/EditTask.jsx
+++ b/src/modules/admin/pages/task_list/task/EditTask.jsx
@@ -13,7 +13,6 @@ import { Textarea } from '@/components/ui/textarea';
 import { Label } from '@/components/ui/label';
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select';
 import { Card, CardContent, CardHeader, CardTitle } from '@/components/ui/card';
-import { Switch } from '@/components/ui/switch';
 import { Skeleton } from '@/components/ui/skeleton';
 import DeadlinePicker from '@/components/generic/DeadlinePicker';
 import {
@@ -56,7 +55,6 @@ export default function EditTask() {
                 description: data.description ?? '',
                 deadline: data.deadline ?? '',
                 status: data.status ?? 'pending',
-                is_required: data.is_required ?? true,
                 requirements: reqs,
                 prerequisite_task_ids: (data.prerequisites ?? []).map((p) => p.task_id),
             });
@@ -102,7 +100,6 @@ export default function EditTask() {
             description: form.description.trim() || null,
             deadline:    form.deadline || null,
             status:      form.status,
-            is_required: form.is_required,
             requirements,
             prerequisite_task_ids: form.prerequisite_task_ids ?? [],
         });
@@ -215,19 +212,6 @@ export default function EditTask() {
                                 </Select>
                             </div>
 
-                            <div className="flex items-center justify-between rounded-md border px-3 py-2.5">
-                                <div>
-                                    <Label>Required</Label>
-                                    <p className="text-xs text-muted-foreground">
-                                        Later tasks in this list stay locked until this one is complete. Turn off for optional tasks.
-                                    </p>
-                                </div>
-                                <Switch
-                                    checked={!!form.is_required}
-                                    onCheckedChange={(v) => setForm({ ...form, is_required: v })}
-                                />
-                            </div>
-
                             <div className="space-y-1">
                                 <Label>
                                     Prerequisite Tasks
@@ -243,7 +227,7 @@ export default function EditTask() {
                                     placeholder="Select tasks that must be completed first…"
                                 />
                                 <p className="text-xs text-muted-foreground">
-                                    This task stays locked until every selected task is complete. Leave empty to use the default order-based lock instead.
+                                    This task stays locked until every selected task is complete. Leave empty for no lock — the task is available immediately.
                                 </p>
                             </div>
                         </CardContent>
diff --git a/src/modules/client/components/blocks/QuizBlock.jsx b/src/modules/client/components/blocks/QuizBlock.jsx
index 95b9164..8512428 100644
--- a/src/modules/client/components/blocks/QuizBlock.jsx
+++ b/src/modules/client/components/blocks/QuizBlock.jsx
@@ -75,7 +75,6 @@ const QuizBlock = ({ quiz, loading = false, onStart, onDraft, onRefreshSession,
     const [submitting, setSubmitting]     = useState(false);
     const [starting, setStarting]         = useState(false);
     const [result, setResult]             = useState(null);
-    const [reviewAttempted, setReviewAttempted] = useState(false);
     const [submitError, setSubmitError]   = useState(null);
 
     // ── Timer state ───────────────────────────────────────────────────────────
@@ -107,7 +106,6 @@ const QuizBlock = ({ quiz, loading = false, onStart, onDraft, onRefreshSession,
         setResult(null);
         setRemainingSeconds(null);
         setTimeExpired(false);
-        setReviewAttempted(false);
         sessionRef.current = { sessionId: null, expiresAt: null };
         timerFiredRef.current = false;
         const draft = quiz?.active_session?.draft_answers ?? {};
@@ -222,7 +220,6 @@ const QuizBlock = ({ quiz, loading = false, onStart, onDraft, onRefreshSession,
         setResult(null);
         setRemainingSeconds(null);
         setTimeExpired(false);
-        setReviewAttempted(false);
         sessionRef.current = { sessionId: null, expiresAt: null };
         timerFiredRef.current = false;
         setStage("intro");
@@ -266,7 +263,6 @@ const QuizBlock = ({ quiz, loading = false, onStart, onDraft, onRefreshSession,
     };
 
     const handleGoToReview = () => {
-        setReviewAttempted(true);
         setStage("review");
     };
 
@@ -910,11 +906,11 @@ const QuizBlock = ({ quiz, loading = false, onStart, onDraft, onRefreshSession,
                             <Button
                                 className="w-full"
                                 onClick={handleGoToReview}
-                                disabled={submitting}
+                                disabled={submitting || unansweredCount > 0}
                             >
                                 Review &amp; submit
                             </Button>
-                            {reviewAttempted && unansweredCount > 0 && (
+                            {unansweredCount > 0 && (
                                 <p className="text-xs text-red-600 dark:text-red-400 text-center">
                                     Answer all {total} questions first — {unansweredCount} remaining.
                                 </p>
@@ -968,7 +964,7 @@ const QuizBlock = ({ quiz, loading = false, onStart, onDraft, onRefreshSession,
                                 <ChevronLeft className="size-4" />
                                 Previous
                             </Button>
-                            <Button onClick={handleNext} disabled={submitting}>
+                            <Button onClick={handleNext} disabled={submitting || (isLast && unansweredCount > 0)}>
                                 {submitting ? "Submitting…" : isLast ? "Review & submit" : "Next"}
                                 {!submitting && <ChevronRight className="size-4" />}
                             </Button>
@@ -1079,11 +1075,16 @@ const QuizBlock = ({ quiz, loading = false, onStart, onDraft, onRefreshSession,
                         <ChevronLeft className="size-4" />
                         Previous
                     </Button>
-                    <Button onClick={handleNext} disabled={submitting}>
+                    <Button onClick={handleNext} disabled={submitting || (isLast && unansweredCount > 0)}>
                         {submitting ? "Submitting…" : isLast ? "Review answers" : "Next"}
                         {!submitting && <ChevronRight className="size-4" />}
                     </Button>
                 </div>
+                {isLast && unansweredCount > 0 && (
+                    <p className="text-xs text-red-600 dark:text-red-400 text-center">
+                        Answer all {total} questions first — {unansweredCount} remaining.
+                    </p>
+                )}
             </div>
         </div>
     );