diff --git a/hermes_cli/commands.py b/hermes_cli/commands.py
index 5f56fdb9c4..ebd13f54b9 100644
--- a/hermes_cli/commands.py
+++ b/hermes_cli/commands.py
@@ -898,6 +898,34 @@ class SlashCommandCompleter(Completer):
         except Exception:
             pass
 
+    @staticmethod
+    def _personality_completions(sub_text: str, sub_lower: str):
+        """Yield completions for /personality from configured personalities."""
+        try:
+            from hermes_cli.config import load_config
+            personalities = load_config().get("agent", {}).get("personalities", {})
+            if "none".startswith(sub_lower) and "none" != sub_lower:
+                yield Completion(
+                    "none",
+                    start_position=-len(sub_text),
+                    display="none",
+                    display_meta="clear personality overlay",
+                )
+            for name, prompt in personalities.items():
+                if name.startswith(sub_lower) and name != sub_lower:
+                    if isinstance(prompt, dict):
+                        meta = prompt.get("description") or prompt.get("system_prompt", "")[:50]
+                    else:
+                        meta = str(prompt)[:50]
+                    yield Completion(
+                        name,
+                        start_position=-len(sub_text),
+                        display=name,
+                        display_meta=meta,
+                    )
+        except Exception:
+            pass
+
     def _model_completions(self, sub_text: str, sub_lower: str):
         """Yield completions for /model from config aliases + built-in aliases."""
         seen = set()
@@ -960,6 +988,9 @@ class SlashCommandCompleter(Completer):
                 if base_cmd == "/skin":
                     yield from self._skin_completions(sub_text, sub_lower)
                     return
+                if base_cmd == "/personality":
+                    yield from self._personality_completions(sub_text, sub_lower)
+                    return
 
             # Static subcommand completions
             if " " not in sub_text and base_cmd in SUBCOMMANDS and self._command_allowed(base_cmd):
diff --git a/tui_gateway/server.py b/tui_gateway/server.py
index 8d58df25c7..1121211d9c 100644
--- a/tui_gateway/server.py
+++ b/tui_gateway/server.py
@@ -502,10 +502,35 @@ def _wire_callbacks(sid: str):
     set_secret_capture_callback(secret_cb)
 
 
+def _resolve_personality_prompt(cfg: dict) -> str:
+    """Resolve the active personality into a system prompt string."""
+    name = (cfg.get("display", {}).get("personality", "") or "").strip().lower()
+    if not name or name in ("default", "none", "neutral"):
+        return ""
+    try:
+        from hermes_cli.config import load_config as _load_full_cfg
+        personalities = _load_full_cfg().get("agent", {}).get("personalities", {})
+    except Exception:
+        personalities = cfg.get("agent", {}).get("personalities", {})
+    pval = personalities.get(name)
+    if pval is None:
+        return ""
+    if isinstance(pval, dict):
+        parts = [pval.get("system_prompt", "")]
+        if pval.get("tone"):
+            parts.append(f'Tone: {pval["tone"]}')
+        if pval.get("style"):
+            parts.append(f'Style: {pval["style"]}')
+        return "\n".join(p for p in parts if p)
+    return str(pval)
+
+
 def _make_agent(sid: str, key: str, session_id: str | None = None):
     from run_agent import AIAgent
     cfg = _load_cfg()
     system_prompt = cfg.get("agent", {}).get("system_prompt", "") or ""
+    if not system_prompt:
+        system_prompt = _resolve_personality_prompt(cfg)
     return AIAgent(
         model=_resolve_model(),
         quiet_mode=True,
@@ -1218,16 +1243,36 @@ def _(rid, params: dict) -> dict:
                 else:
                     cfg["custom_prompt"] = value
                     nv = value
+                _save_cfg(cfg)
             elif key == "personality":
-                cfg.setdefault("display", {})["personality"] = value if value not in ("none", "default", "neutral") else ""
+                pname = value if value not in ("none", "default", "neutral") else ""
+                _write_config_key("display.personality", pname)
+                cfg = _load_cfg()
+                new_prompt = _resolve_personality_prompt(cfg)
+                _write_config_key("agent.system_prompt", new_prompt)
                 nv = value
+                sid_key = params.get("session_id", "")
+                if session:
+                    try:
+                        new_agent = _make_agent(sid_key, session["session_key"], session_id=session["session_key"])
+                        session["agent"] = new_agent
+                        with session["history_lock"]:
+                            session["history"] = []
+                            session["history_version"] = int(session.get("history_version", 0)) + 1
+                    except Exception:
+                        if session.get("agent"):
+                            agent = session["agent"]
+                            agent.ephemeral_system_prompt = new_prompt or None
+                            agent._cached_system_prompt = None
             else:
-                cfg.setdefault("display", {})[key] = value
+                _write_config_key(f"display.{key}", value)
                 nv = value
-            _save_cfg(cfg)
-            if key == "skin":
-                _emit("skin.changed", "", resolve_skin())
-            return _ok(rid, {"key": key, "value": nv})
+                if key == "skin":
+                    _emit("skin.changed", "", resolve_skin())
+            resp = {"key": key, "value": nv}
+            if key == "personality":
+                resp["cleared"] = True
+            return _ok(rid, resp)
         except Exception as e:
             return _err(rid, 5001, str(e))
 
@@ -1255,6 +1300,8 @@ def _(rid, params: dict) -> dict:
         return _ok(rid, {"prompt": _load_cfg().get("custom_prompt", "")})
     if key == "skin":
         return _ok(rid, {"value": _load_cfg().get("display", {}).get("skin", "default")})
+    if key == "personality":
+        return _ok(rid, {"value": _load_cfg().get("display", {}).get("personality", "default")})
     if key == "mtime":
         cfg_path = _hermes_home / "config.yaml"
         try:
diff --git a/ui-tui/src/app.tsx b/ui-tui/src/app.tsx
index 35f1448a15..ee317662af 100644
--- a/ui-tui/src/app.tsx
+++ b/ui-tui/src/app.tsx
@@ -1037,9 +1037,13 @@ export function App({ gw }: { gw: GatewayClient }) {
       return
     }
 
-    if (completions.length && input && historyIdx === null && (key.upArrow || key.downArrow)) {
+    if (completions.length && input && (key.upArrow || key.downArrow)) {
       setCompIdx(i => (key.upArrow ? (i - 1 + completions.length) % completions.length : (i + 1) % completions.length))
 
+      if (historyIdx !== null) {
+        setHistoryIdx(null)
+      }
+
       return
     }
 
@@ -1839,13 +1843,16 @@ export function App({ gw }: { gw: GatewayClient }) {
 
         case 'personality':
           if (arg) {
-            rpc('config.set', { key: 'personality', value: arg }).then((r: any) =>
-              sys(`personality: ${r.value || 'default'}`)
-            )
+            rpc('config.set', { session_id: sid, key: 'personality', value: arg }).then((r: any) => {
+              if (r?.cleared) {
+                setMessages([])
+                setHistoryItems([])
+              }
+
+              sys(`personality → ${r?.value}`)
+            })
           } else {
-            gw.request('slash.exec', { command: 'personality', session_id: sid })
-              .then((r: any) => panel('Personality', [{ text: r?.output || '(no output)' }]))
-              .catch(() => sys('personality command failed'))
+            rpc('config.get', { key: 'personality' }).then((r: any) => sys(`personality: ${r?.value || 'default'}`))
           }
 
           return true
@@ -2273,6 +2280,11 @@ export function App({ gw }: { gw: GatewayClient }) {
 
   const submit = useCallback(
     (value: string) => {
+      if (completions.length && completions[compIdx]) {
+        value = value.slice(0, compReplace) + completions[compIdx].text
+        setInput(value)
+      }
+
       if (!value.trim() && !inputBuf.length) {
         const now = Date.now()
         const dbl = now - lastEmptyAt.current < 450
@@ -2330,7 +2342,7 @@ export function App({ gw }: { gw: GatewayClient }) {
 
       dispatchSubmission([...inputBuf, value].join('\n'))
     },
-    [dequeue, dispatchSubmission, inputBuf, sid]
+    [compIdx, compReplace, completions, dequeue, dispatchSubmission, inputBuf, sid]
   )
 
   // ── Derived ──────────────────────────────────────────────────────
diff --git a/ui-tui/src/components/textInput.tsx b/ui-tui/src/components/textInput.tsx
index ff4f08b00b..ec87ec4f31 100644
--- a/ui-tui/src/components/textInput.tsx
+++ b/ui-tui/src/components/textInput.tsx
@@ -9,7 +9,7 @@ type InkExt = typeof Ink & {
 }
 
 const ink = Ink as unknown as InkExt
-const { Box, Text, useStdin, useInput, stringWidth, useDeclaredCursor, useTerminalFocus } = ink
+const { Box, Text, useInput, stringWidth, useDeclaredCursor, useTerminalFocus } = ink
 
 // ── ANSI escapes ─────────────────────────────────────────────────────
 
@@ -18,7 +18,6 @@ const INV = `${ESC}[7m`
 const INV_OFF = `${ESC}[27m`
 const DIM = `${ESC}[2m`
 const DIM_OFF = `${ESC}[22m`
-const FWD_DEL_RE = new RegExp(`${ESC}\\[3(?:[~$^]|;)`)
 const PRINTABLE = /^[ -~\u00a0-\uffff]+$/
 const BRACKET_PASTE = new RegExp(`${ESC}?\\[20[01]~`, 'g')
 
@@ -122,31 +121,6 @@ function renderWithCursor(value: string, cursor: number) {
   return done ? out : out + invert(' ')
 }
 
-// ── Forward-delete detection hook ────────────────────────────────────
-
-function useFwdDelete(active: boolean) {
-  const ref = useRef(false)
-  const { inputEmitter: ee } = useStdin()
-
-  useEffect(() => {
-    if (!active) {
-      return
-    }
-
-    const h = (d: string) => {
-      ref.current = FWD_DEL_RE.test(d)
-    }
-
-    ee.prependListener('input', h)
-
-    return () => {
-      ee.removeListener('input', h)
-    }
-  }, [active, ee])
-
-  return ref
-}
-
 // ── Types ────────────────────────────────────────────────────────────
 
 export interface PasteEvent {
@@ -171,7 +145,6 @@ interface Props {
 
 export function TextInput({ columns = 80, value, onChange, onPaste, onSubmit, placeholder = '', focus = true }: Props) {
   const [cur, setCur] = useState(value.length)
-  const fwdDel = useFwdDelete(focus)
   const termFocus = useTerminalFocus()
 
   const curRef = useRef(cur)
@@ -364,7 +337,7 @@ export function TextInput({ columns = 80, value, onChange, onPaste, onSubmit, pl
       }
 
       // Deletion
-      else if ((k.backspace || k.delete) && !fwdDel.current && c > 0) {
+      else if (k.backspace && c > 0) {
         if (mod) {
           const t = wordLeft(v, c)
           v = v.slice(0, t) + v.slice(c)
@@ -373,7 +346,7 @@ export function TextInput({ columns = 80, value, onChange, onPaste, onSubmit, pl
           v = v.slice(0, c - 1) + v.slice(c)
           c--
         }
-      } else if (k.delete && fwdDel.current && c < v.length) {
+      } else if (k.delete && c < v.length) {
         if (mod) {
           const t = wordRight(v, c)
           v = v.slice(0, c) + v.slice(t)