How do I remove or reduce windshield dirt in MSFS 2024?

Fixed windshield dirt in Microsoft Flight Simulator 2024 is usually grime, scratches or insect marks authored into that aircraft’s glass, unlike rain, icing, mud splatter or other dynamic effects. Check the aircraft’s EFB, but there may be no setting like that. Windshield Effects can reduce dynamic effects; it cannot universally clean baked-in glass.

Can you turn off dirty windshield, mud or insect marks in MSFS 2024?

No reliable simulator-wide switch cleans every aircraft’s windscreen. Persistent haze, fingerprints, scratches, bug or insect marks and baked-in mud/grime usually belong to the individual aircraft’s glass texture or material.

The Windshield Effects graphics setting controls the presentation of dynamic effects such as rain and icing. Lowering it may make those effects less prominent or improve performance, but it cannot erase a fixed pattern painted into the cockpit glass. Wipers, window heat and anti-ice also cannot remove a static texture.

Descriptions vary between aircraft and liveries. A dirty windscreen, clear-glass request, pare-brise sale, mud/grime or insect marks labelled as Insekten can all refer to the same problem. The useful distinction is not the wording but whether the pattern changes, moves or responds to weather.

MSFS 2024 Free Flight test: is the dirt static or dynamic?

This controlled Free Flight test separates aircraft-authored glass from weather effects and graphics artefacts.

1. Select clear, dry weather and midday. Use a clear preset with no precipitation or icing conditions. Midday lighting prevents low sun and glare from exaggerating scratches.
2. Load the affected aircraft. Start stationary and, where possible, use its unmodified default livery rather than a downloaded repaint or cockpit package.
3. Compare cockpit and external views. Inspect the same pane from several cockpit positions, then switch outside. A cockpit-only pattern points towards the aircraft’s interior glass material rather than a global camera overlay.
4. Change Windshield Effects. Lower it by one level or select the lowest available value. Reload the same Free Flight scenario without changing weather, time or other graphics options.
5. Fully restart MSFS 2024. Exit the simulator completely rather than leaving it suspended, then repeat the test. Some cockpit materials remain loaded when only the flight is restarted.
6. Record what the marks do. Note whether the exact pattern remains fixed to the pane, moves across it, appears only with weather, responds to wipers, or changes with the selected livery.

I can’t find it — are there no settings like that?

If the EFB or aircraft options contain no glass, cleanliness, wear or visual-condition control, there may simply be no applicable setting. There is no hidden universal clean-windshield switch elsewhere in MSFS 2024.

Aircraft developers build their glass independently. A Cessna 152, Fenix A320 and the visual aircraft used with a ProSim 737 setup can source their cockpit materials from entirely different packages. A clear-glass replacement made for one cannot clean another, even if both aircraft use similar displays or avionics.

Do not assume a maintenance reset controls the windscreen. It helps only when that aircraft explicitly connects glass condition to its maintenance or wear system.

Will clear weather, wipers or anti-ice clean the glass?

No, not when the marks are static. Clear weather in Free Flight prevents new rain or icing but does not replace an aircraft-authored texture; wipers and anti-ice only affect systems and effects the aircraft supports.

How do I fix the Fenix A320 dirty windshield?

Fenix A320 grime is aircraft-specific, so first confirm that the marks survive the controlled Free Flight test and remain with an unmodified default livery.

• Inspect the Fenix EFB and aircraft options. Use a cleanliness or glass control only if your installed build actually provides one. Menu locations and available controls can change between aircraft builds.
• Return to a default state and livery. This excludes a saved configuration, repaint or interior texture package that may replace the glass.
• Temporarily remove cockpit modifications. Restart MSFS and test the base Fenix aircraft before installing another replacement.
• Use only a specifically compatible clean-glass package. A generic A320 texture, or one made for a different simulator generation or aircraft build, is not automatically compatible with Fenix.

The Fenix A320 is a PC add-on. Reinstalling all of Microsoft Flight Simulator or deleting its rolling cache is unlikely to change grime that appears only on the Fenix cockpit glass.

What can PC and Xbox users change?

PC users can install compatible Community packages, while Xbox users cannot install ordinary Community-folder clean-glass replacements.

For Xbox aircraft, the practical remedies are the developer’s built-in controls, the graphics options exposed on the console and a different viewing position. Fenix-specific replacement instructions do not apply because the Fenix A320 itself is for PC.

What is a DDS clean-glass file, and is it safe to replace?

DDS is a texture format commonly used inside MSFS replacement packages, but a loose DDS file is not a safe or complete installation method by itself.

• Install only a complete compatible package. It should explicitly identify the aircraft, simulator generation and supported aircraft build. Extract it into the active Community folder as its instructions require.
• Check the package level. In a conventional package, the folder containing manifest.json and layout.json must not be buried inside an extra wrapper folder.
• Do not hand-edit or overwrite Fenix files. If instructions require replacing files inside the installed Fenix aircraft, stop. A clean-glass mod should remain separate and removable.
• Retain a backup. Back up any user-controlled package setup or configuration you change before installation.
• Remove the package to revert. Delete or disable only the replacement package, then fully restart the simulator. The original aircraft should reappear unchanged.

Aircraft-specific replacements may be available in our MSFS aircraft and add-on library. Read the compatibility notes rather than assuming every package described as “A320 clear glass” works with Fenix or MSFS 2024.

“Nothing works” or “they do not help”: why is the clean-glass package failing?

Most failures come from an inactive package, a duplicate installation, a livery conflict or an aircraft update that made the replacement incompatible.

• Confirm the active Community folder. MSFS 2020 and MSFS 2024 may use different package locations, especially after a custom installation.
• Check that the package is enabled. A disabled add-on cannot replace the glass even when its files remain in a storage folder.
• Remove duplicate copies. Two versions of the same clean-glass package can compete, particularly when one is nested inside another folder or managed from a second add-on location.
• Test without downloaded liveries. Some liveries include cockpit assets or material definitions. Use the unmodified default livery before blaming the clean-glass package.
• Remove competing interior packages. Another cockpit, wear or texture modification may replace the same material later in the loading process.
• Recheck aircraft-update compatibility. An update can change texture names, material definitions or package structure. Disable an older replacement until its compatibility is confirmed.
• Restart the whole simulator. Reloading only the aircraft may leave the previous glass material in memory.

Contact the aircraft developer when the unwanted marks reproduce on an updated, unmodified aircraft with its default livery and no Community packages active. Provide the simulator version, aircraft build, selected livery and the results of the clear-weather test. Reinstalling the entire simulator is not a sensible first response to dirt affecting one aircraft.

What if every cockpit looks dirty, grainy or reflective?

If the problem affects every aircraft, treat it as a rendering issue rather than aircraft-authored dirt.

Upscaling, sharpening, render scaling, reflection quality and HDR calibration can make transparent materials look cloudy or noisy. Our guide to diagnosing grainy aircraft textures and glass reflections covers those global causes without altering aircraft files.

If the apparent dirt crawls or sparkles when the camera moves, it may be aliasing on transparent surfaces; use the checks for reducing jagged edges and aircraft shimmer. When unusually strong effects began after several graphics changes, a controlled MSFS 2024 graphics-settings reset is safer than editing textures.

Moving the seat slightly forward, back, up or down can shift a prominent fixed scratch away from the normal eyeline. That and a modest field-of-view adjustment are useful workarounds, but neither actually cleans the windscreen.