diff --git a/src/spice2x/hooks/graphics/graphics_windowed.cpp b/src/spice2x/hooks/graphics/graphics_windowed.cpp
index 9fac847..7be0f20 100644
--- a/src/spice2x/hooks/graphics/graphics_windowed.cpp
+++ b/src/spice2x/hooks/graphics/graphics_windowed.cpp
@@ -173,7 +173,7 @@ void graphics_load_windowed_parameters() {
             cfg::SCREENRESIZE->window_offset_x = result.first;
             cfg::SCREENRESIZE->window_offset_y = result.second;
         } else {
-            log_warning("graphics-windowed", "failed to parse -windowpos");
+            log_fatal("graphics-windowed", "failed to parse -windowpos");
         }
     }
 
@@ -202,7 +202,7 @@ void graphics_load_windowed_subscreen_parameters() {
             GRAPHICS_WSUB_WIDTH = result.first;
             GRAPHICS_WSUB_HEIGHT = result.second;
         } else {
-            log_warning("graphics-windowed", "failed to parse -wsubsize");
+            log_fatal("graphics-windowed", "failed to parse -iidxwsubsize / -sdvxwsubsize");
         }
     }
 
@@ -216,7 +216,7 @@ void graphics_load_windowed_subscreen_parameters() {
             GRAPHICS_WSUB_X = result.first;
             GRAPHICS_WSUB_Y = result.second;
         } else {
-            log_warning("graphics-windowed", "failed to parse -wsubpos");
+            log_fatal("graphics-windowed", "failed to parse -iidxwsubpos / -sdvxwsubpos");
         }
     }
 }
diff --git a/src/spice2x/launcher/launcher.cpp b/src/spice2x/launcher/launcher.cpp
index c6e7115..409a866 100644
--- a/src/spice2x/launcher/launcher.cpp
+++ b/src/spice2x/launcher/launcher.cpp
@@ -1083,8 +1083,8 @@ int main_implementation(int argc, char *argv[]) {
         std::pair<uint32_t, uint32_t> result;
         if (parse_width_height(options[launcher::Options::spice2x_WindowSize].value_text(), result)) {
             GRAPHICS_WINDOW_SIZE = result;
-        } else {
-            log_warning("launcher", "failed to parse -windowsize");
+        } else if (!cfg_run && !cfg::CONFIGURATOR_STANDALONE) {
+            log_fatal("launcher", "failed to parse -windowsize");
         }
     }
     if (options[launcher::Options::spice2x_WindowPosition].is_active()) {
@@ -1401,8 +1401,8 @@ int main_implementation(int argc, char *argv[]) {
         std::pair<uint32_t, uint32_t> result;
         if (parse_width_height(options[launcher::Options::FullscreenResolution].value_text(), result)) {
             GRAPHICS_FS_CUSTOM_RESOLUTION = result;
-        } else {
-            log_warning("launcher", "failed to parse -forceres");
+        } else if (!cfg_run && !cfg::CONFIGURATOR_STANDALONE) {
+            log_fatal("launcher", "failed to parse -forceres");
         }
     }
 
@@ -1410,8 +1410,8 @@ int main_implementation(int argc, char *argv[]) {
         std::pair<uint32_t, uint32_t> result;
         if (parse_width_height(options[launcher::Options::FullscreenSubResolution].value_text(), result)) {
             GRAPHICS_FS_CUSTOM_RESOLUTION_SUB = result;
-        } else {
-            log_warning("launcher", "failed to parse -forceressub");
+        } else if (!cfg_run && !cfg::CONFIGURATOR_STANDALONE) {
+            log_fatal("launcher", "failed to parse -forceressub");
         }
     }
 
diff --git a/src/spice2x/overlay/windows/iidx_sub.cpp b/src/spice2x/overlay/windows/iidx_sub.cpp
index 1f3c1b3..4c01684 100644
--- a/src/spice2x/overlay/windows/iidx_sub.cpp
+++ b/src/spice2x/overlay/windows/iidx_sub.cpp
@@ -13,7 +13,7 @@ namespace overlay::windows {
 
         if (GRAPHICS_IIDX_WSUB) {
             this->disabled_message =
-                "Close this overlay and use the second window.\n"
+                "Close this overlay and use the second window (ALT+TAB).\n"
                 "If you don't see the window, double check your DLL type and apply TDJ I/O patches as needed.";
         } else if (games::iidx::IIDX_TDJ_MONITOR_WARNING) {
             this->disabled_message = "TDJ mode subscreen overlay is not compatible with -monitor option";
diff --git a/src/spice2x/overlay/windows/keypad.cpp b/src/spice2x/overlay/windows/keypad.cpp
index aa7388d..b637cfa 100644
--- a/src/spice2x/overlay/windows/keypad.cpp
+++ b/src/spice2x/overlay/windows/keypad.cpp
@@ -120,7 +120,7 @@ namespace overlay::windows {
             "Lightning Model cabinets (TDJ) do not have any keypads; they use the subscreen.\n\n"
             "Fullscreen mode: bind a key in Overlay tab, and press it in game to show the subscreen, "
             "then use your mouse to click. Page Up button is the default binding.\n\n"
-            "Windowed mode: look for the second window in the taskbar.\n\n"
+            "Windowed mode: look for the second window in the taskbar (or ALT+TAB).\n\n"
             "Windowed mode with -iidxnosub: bring up the subscreen overlay (default Page Up).\n\n"
             );
 
diff --git a/src/spice2x/overlay/windows/sdvx_sub.cpp b/src/spice2x/overlay/windows/sdvx_sub.cpp
index a2e88fe..139140a 100644
--- a/src/spice2x/overlay/windows/sdvx_sub.cpp
+++ b/src/spice2x/overlay/windows/sdvx_sub.cpp
@@ -18,7 +18,7 @@ namespace overlay::windows {
             if (GRAPHICS_PREVENT_SECONDARY_WINDOW) {
                 this->disabled_message = "Subscreen has been disabled by the user (-sdvxnosub).";
             } else {
-                this->disabled_message = "Overlay unavailable in windowed mode! Use the second window instead.";
+                this->disabled_message = "Overlay unavailable in windowed mode! Use the second window instead. (ALT+TAB)";
             }
         }