diff --git a/app.go b/app.go
index 8a7c347..79d578a 100644
--- a/app.go
+++ b/app.go
@@ -1653,6 +1653,11 @@ func (a *App) saveWindowState() {
 		x, y := wruntime.WindowGetPosition(a.ctx)
 		ws.X, ws.Y = x, y
 	}
+	// Logged because this is the only evidence of WHAT was stored: an operator
+	// reporting "it reopens on the wrong screen" cannot tell a position that was
+	// never captured from one that was captured wrong, and the two need opposite
+	// fixes.
+	applog.Printf("window: saving %d,%d %dx%d maximised=%v compact=%v", ws.X, ws.Y, ws.Width, ws.Height, ws.Maximised, a.compact)
 	writeWindowState(a.dataDir, ws)
 }
 
@@ -1667,15 +1672,20 @@ func (a *App) restoreWindowPosition() {
 	}
 	ws, ok := readWindowState(a.dataDir)
 	if !ok {
+		applog.Printf("window: no saved geometry — opening where Windows puts it")
 		return
 	}
+	applog.Printf("window: restoring %d,%d %dx%d maximised=%v", ws.X, ws.Y, ws.Width, ws.Height, ws.Maximised)
 	// Maximised: Windows reopens it on the PRIMARY screen unless we say otherwise,
 	// so a two-screen operator lost OpsLog to the wrong monitor at every launch.
 	// Un-maximise, move to the saved corner (which names the monitor), maximise
 	// again — all while the window is still hidden, so nothing flickers.
 	if ws.Maximised {
 		if ws.X == 0 && ws.Y == 0 {
-			return // never recorded (or genuinely the primary corner) — nothing to do
+			// Either never recorded, or genuinely the primary monitor's corner —
+			// indistinguishable, and both mean "leave it to Windows".
+			applog.Printf("window: maximised with corner 0,0 — nothing to restore")
+			return
 		}
 		if !onSomeMonitor(ws.X, ws.Y, normalMinW, normalMinH) {
 			applog.Printf("window: saved maximised corner %d,%d is off every monitor — opening where Windows puts it", ws.X, ws.Y)
@@ -1684,6 +1694,8 @@ func (a *App) restoreWindowPosition() {
 		wruntime.WindowUnmaximise(a.ctx)
 		wruntime.WindowSetPosition(a.ctx, ws.X, ws.Y)
 		wruntime.WindowMaximise(a.ctx)
+		gx, gy := wruntime.WindowGetPosition(a.ctx)
+		applog.Printf("window: re-maximised at the saved corner — now at %d,%d", gx, gy)
 		return
 	}
 	if ws.Width < normalMinW || ws.Height < normalMinH || ws.Width > maxW || ws.Height > maxH {