english groove.exe (2000-10-17) supported next to the german one: named exe sites found by signatures per build (german patches byte-identical), base patch and every exe mod on both, unknown builds get a clear message; display diagnostics moved to troubleshooting with a warning (it flashes every monitor black)

docs/manual/18-mods.md

@@ -241,7 +241,7 @@ Switches on the game's secret cheat codes for you, so you don't have to type the
 | Complete chapter rewards | on / off | off | Finishing a chapter also gives you its collectible and gold coin (code → → ↓ ↓ ↓ ↑ ↓ ↓). |
 | Start with 500 fruit | on / off | off | The purple fruit counter starts at 500 in every chapter (code ↑ ↓ → ← ← ← ← ↓). |
 | Full charge meter | on / off | off | The charge bar starts full in every chapter (code ↑ ← ↓ → ↓ ↓ ↑ ↑). |
-| Write display diagnostics | on / off | off | For graphics problems: the game writes a report of your graphics devices (<computer name>.dispdiag) into the game folder. Same as its hidden -display_diagnostics switch. |
+| Troubleshooting: write display diagnostics | on / off | off | Only for troubleshooting when asked to. At start the game switches through every screen mode of every monitor – all screens go black for a while (30 s or more) – and writes a report (<computer name>.dispdiag) into the game folder, then starts normally. Same as its hidden -display_diagnostics switch. |
 
 #### Debug wireframe