diff --git a/OpsLog-res.syso b/OpsLog-res.syso
deleted file mode 100644
index 79a0989..0000000
Binary files a/OpsLog-res.syso and /dev/null differ
diff --git a/app.go b/app.go
index 31a16ce..88aa9ef 100644
--- a/app.go
+++ b/app.go
@@ -7698,7 +7698,9 @@ func (a *App) startUltrabeam() {
 		a.ubFollowStop = nil
 	}
 	if a.ultrabeam != nil {
-		a.ultrabeam.Stop()
+		// Background teardown so saving Settings doesn't block on an in-progress
+		// connect (Stop waits for the dial timeout).
+		go a.ultrabeam.Stop()
 		a.ultrabeam = nil
 	}
 	s, err := a.GetUltrabeamSettings()
@@ -7896,7 +7898,9 @@ func (a *App) SaveAntGeniusSettings(s AntGeniusSettings) error {
 // startAntGenius stops any existing client and starts a fresh one if enabled.
 func (a *App) startAntGenius() {
 	if a.antgenius != nil {
-		a.antgenius.Stop()
+		// Background teardown so saving Settings doesn't block on an in-progress
+		// connect (Stop waits for the dial timeout).
+		go a.antgenius.Stop()
 		a.antgenius = nil
 	}
 	s, err := a.GetAntGeniusSettings()
@@ -7932,7 +7936,7 @@ func (a *App) AntGeniusDeselect(port int) error {
 	return a.antgenius.Activate(port, 0)
 }
 
-// ── PowerGenius XL (4O3A) amplifier fan control (TCP, default port 9006) ─────
+// ── PowerGenius XL (4O3A) amplifier fan control (TCP, default port 9008) ─────
 
 // PGXLSettings is the JSON shape for the Hardware → PowerGenius panel.
 type PGXLSettings struct {
@@ -7942,7 +7946,7 @@ type PGXLSettings struct {
 }
 
 func (a *App) GetPGXLSettings() (PGXLSettings, error) {
-	out := PGXLSettings{Port: 9006}
+	out := PGXLSettings{Port: 9008}
 	if a.settings == nil {
 		return out, fmt.Errorf("db not initialized")
 	}
@@ -7963,7 +7967,7 @@ func (a *App) SavePGXLSettings(s PGXLSettings) error {
 		return fmt.Errorf("db not initialized")
 	}
 	if s.Port <= 0 || s.Port > 65535 {
-		s.Port = 9006
+		s.Port = 9008
 	}
 	for k, v := range map[string]string{
 		keyPGXLEnabled: boolStr(s.Enabled),
@@ -7981,7 +7985,10 @@ func (a *App) SavePGXLSettings(s PGXLSettings) error {
 // startPGXL stops any existing client and starts a fresh one if enabled.
 func (a *App) startPGXL() {
 	if a.pgxl != nil {
-		a.pgxl.Stop()
+		// Stop() can block up to the dial timeout waiting for an in-progress
+		// connect; tear down in the background so saving Settings (this runs on
+		// the Wails RPC goroutine) doesn't freeze the UI.
+		go a.pgxl.Stop()
 		a.pgxl = nil
 	}
 	s, err := a.GetPGXLSettings()
diff --git a/frontend/src/components/FlexPanel.tsx b/frontend/src/components/FlexPanel.tsx
index f5c7caa..38420b4 100644
--- a/frontend/src/components/FlexPanel.tsx
+++ b/frontend/src/components/FlexPanel.tsx
@@ -217,7 +217,7 @@ export function FlexPanel() {
   }, []);
 
   // PowerGenius XL direct connection (fan mode), independent of the Flex link.
-  const [pg, setPg] = useState<{ connected: boolean; fan_mode?: string }>({ connected: false });
+  const [pg, setPg] = useState<{ connected: boolean; fan_mode?: string; host?: string; last_error?: string }>({ connected: false });
   useEffect(() => {
     let alive = true;
     const tick = async () => { try { const s: any = await GetPGXLStatus(); if (alive) setPg(s || { connected: false }); } catch {} };
@@ -441,15 +441,18 @@ export function FlexPanel() {
               <span className="text-xs text-muted-foreground">
                 {st.amp_operate ? 'Amplifier is in line (transmitting through PA).' : 'Amplifier bypassed (standby).'}
               </span>
-              {/* Fan mode — only when the PowerGenius direct connection is up
-                  (configured in Settings → PowerGenius). */}
-              {pg.connected && (
-                <label className="flex items-center gap-1.5 text-xs">
+              {/* Fan mode — shown when the PowerGenius is configured (Settings →
+                  PowerGenius). The dot shows the direct-connection state; the
+                  selector is disabled until connected (hover it for the error). */}
+              {(pg.host || pg.connected) && (
+                <label className="flex items-center gap-1.5 text-xs" title={pg.connected ? 'PowerGenius connected' : (pg.last_error || 'PowerGenius offline')}>
+                  <span className={cn('size-1.5 rounded-full', pg.connected ? 'bg-emerald-500 shadow-[0_0_6px_rgba(16,185,129,0.8)]' : 'bg-rose-500')} />
                   <span className="text-muted-foreground">Fan</span>
                   <select
+                    disabled={!pg.connected}
                     value={(pg.fan_mode || 'CONTEST').toUpperCase()}
                     onChange={(e) => { const v = e.target.value; setPg((s) => ({ ...s, fan_mode: v })); PGXLSetFanMode(v).catch(() => {}); }}
-                    className="h-8 rounded-md border border-orange-300 bg-card px-2 text-xs font-semibold text-orange-800 outline-none focus:border-orange-500"
+                    className="h-8 rounded-md border border-orange-300 bg-card px-2 text-xs font-semibold text-orange-800 outline-none focus:border-orange-500 disabled:opacity-40"
                   >
                     <option value="STANDARD">Standard</option>
                     <option value="CONTEST">Contest</option>
diff --git a/frontend/src/components/SettingsModal.tsx b/frontend/src/components/SettingsModal.tsx
index cdc9906..24ecea6 100644
--- a/frontend/src/components/SettingsModal.tsx
+++ b/frontend/src/components/SettingsModal.tsx
@@ -639,7 +639,7 @@ export function SettingsModal({ onClose, onSaved, initialSection, onMainPaneChan
   const [antgenius, setAntgenius] = useState<{ enabled: boolean; host: string }>({ enabled: false, host: '' });
 
   // PowerGenius XL (4O3A) amp fan-control settings.
-  const [pgxl, setPgxl] = useState<{ enabled: boolean; host: string; port: number }>({ enabled: false, host: '', port: 9006 });
+  const [pgxl, setPgxl] = useState<{ enabled: boolean; host: string; port: number }>({ enabled: false, host: '', port: 9008 });
 
   // WinKeyer CW keyer settings + macro editor.
   type WKMac = { label: string; text: string };
@@ -1962,7 +1962,6 @@ export function SettingsModal({ onClose, onSaved, initialSection, onMainPaneChan
       <>
         <SectionHeader
           title="Antenna (Ultrabeam)"
-          hint="OpsLog talks to the Ultrabeam controller over TCP — typically via an RS232↔Ethernet adapter. Enter its IP address and port; the pattern direction (Normal / 180° / Bidirectional) is then controlled from the status bar."
         />
         <div className="space-y-4 max-w-xl">
           <label className="flex items-center gap-2 text-sm cursor-pointer">
@@ -2024,9 +2023,6 @@ export function SettingsModal({ onClose, onSaved, initialSection, onMainPaneChan
               {ubTest.msg}
             </div>
           )}
-          <p className="text-xs text-muted-foreground">
-            Once enabled, the antenna's direction control (Normal / 180° / Bidirectional) appears in the bottom status bar, next to CAT and Rotator. Changing the direction re-tunes the elements at the current frequency.
-          </p>
         </div>
       </>
     );
@@ -2052,11 +2048,7 @@ export function SettingsModal({ onClose, onSaved, initialSection, onMainPaneChan
               placeholder="192.168.1.60"
               className="font-mono"
             />
-            <p className="text-xs text-muted-foreground">TCP port is fixed at 9007.</p>
           </div>
-          <p className="text-xs text-muted-foreground">
-            Once enabled, an Antenna Genius button appears in the top bar to show/hide the antenna-switch widget. In the widget, the A and B buttons select that antenna for the matching port; clicking an already-selected port deselects it (sets the port to None).
-          </p>
         </div>
       </>
     );
@@ -2088,14 +2080,11 @@ export function SettingsModal({ onClose, onSaved, initialSection, onMainPaneChan
               <Input
                 type="number" min={1} max={65535}
                 value={pgxl.port}
-                onChange={(e) => setPgxl((s) => ({ ...s, port: parseInt(e.target.value) || 9006 }))}
+                onChange={(e) => setPgxl((s) => ({ ...s, port: parseInt(e.target.value) || 9008 }))}
                 className="font-mono"
               />
             </div>
           </div>
-          <p className="text-xs text-muted-foreground">
-            Default port is 9006. Once enabled, a fan-mode dropdown (Standard / Contest / Broadcast) appears next to the amplifier Operate button in the FlexRadio tab.
-          </p>
         </div>
       </>
     );
@@ -2179,7 +2168,6 @@ export function SettingsModal({ onClose, onSaved, initialSection, onMainPaneChan
       <>
         <SectionHeader
           title="CW Keyer"
-          hint="Drive a K1EL WinKeyer (WK1/2/3) over a serial port to send Morse from OpsLog. Enable it, pick the COM port and keying parameters, then connect from the keyer panel (Tools → WinKeyer CW keyer)."
         />
         <div className="space-y-4 max-w-2xl">
           <label className="flex items-center gap-2 text-sm cursor-pointer">
diff --git a/internal/cat/flex.go b/internal/cat/flex.go
index 2c4b517..f1aafac 100644
--- a/internal/cat/flex.go
+++ b/internal/cat/flex.go
@@ -339,7 +339,10 @@ func (f *Flex) handleStatus(payload string) {
 		// Transmit object — RF/tune power, VOX, speech processor, monitor, mic,
 		// tune carrier. Field names per the SmartSDR API (logged so the exact set
 		// is auditable against a real radio).
-		if len(fields) >= 1 && fields[0] == "transmit" {
+		// "transmit band <N> band_name=… rfpower=…" lines are PER-BAND power
+		// presets, not the current TX state — ignore them, otherwise the last
+		// band's rfpower (e.g. 630m=100) clobbers the real current value.
+		if len(fields) >= 1 && fields[0] == "transmit" && !(len(fields) >= 2 && fields[1] == "band") {
 			if !f.txRawLogged {
 				f.txRawLogged = true
 				debugLog.Printf("Flex: FIRST transmit status: %s", payload)
diff --git a/internal/powergenius/powergenius.go b/internal/powergenius/powergenius.go
index 4155667..f2907b2 100644
--- a/internal/powergenius/powergenius.go
+++ b/internal/powergenius/powergenius.go
@@ -18,7 +18,7 @@ import (
 )
 
 const (
-	defaultPort    = 9006
+	defaultPort    = 9008
 	dialTimeout    = 5 * time.Second
 	ioTimeout      = 3 * time.Second
 	pollEvery      = 1500 * time.Millisecond