Ace Combat 8 PC Optimization Guide: Field-Tested Answers to Crashes, Frame Drops, and Missing Joystick Support#

Hello everyone, I’m Zixing. Ace Combat 8: Wings of Theve launched worldwide on all platforms on October 2 Beijing time, with the Deluxe Edition unlocking early on September 29. Its concurrent Steam player count broke the series record and topped the global best-seller chart — but on the PC side, a whole chain of problems erupted at the same time: crashes, frame drops, missing flight stick detection, and the absence of a Steam Deck Verified badge. Yesterday Long Zhuiri already covered the polarized launch-day reception and the official apology in a launch-day report; today’s piece won’t rehash the news. From a hardware and performance-optimization angle, I’ll lay out the complete chain: what the problems are, how to triage them step by step, whether your machine can actually run it, and which item to touch first if it can’t.

First, let’s get the official stance straight, because it sets the tone for the whole triage. The Project Aces team has posted an announcement on Steam: they confirmed reports of crashes (forced exits) during Steam gameplay, said they are urgently investigating the cause, and apologized; according to the investigation so far, the problem is highly unlikely to be caused solely by specific hardware configurations (the official wording was “highly unlikely to be caused solely by specific hardware configurations”), a full root cause will take time to identify, and any new information will be shared immediately. What this sentence means for players is: experiencing a crash does not mean your machine is at fault — the developer itself has not attributed the cause to specific hardware. So the triage approach in this guide is “official advice first, community fixes second,” and I’ll clearly label the endorsement level behind every measure.

One scope caveat up front: for the official information in this article (spec table, announcement text, engine, pricing), the Steam store page and official announcements are authoritative; for fixes and performance data, apart from the two official troubleshooting suggestions, everything comes from player communities and guide sites and is reference-grade experience, not official conclusions. Where a cause has not been confirmed by the developer (such as the memory-leak theory circulating in the community), I’ll explicitly mark it as a “player-side judgment”. Frame rate and reception figures are as of publication.

1. Problem Inventory: How the Four PC Issue Categories Manifest and Trigger#

Before troubleshooting, classify the problems. The PC issues players are reporting most can be grouped into four categories, each with different symptoms and different handling paths:

These four categories carry different “weight”: crashes are officially acknowledged and being worked on; part of the frame-drop issue stems from the official performance target itself (the minimum tier is upsampled 1080p at 30fps); the memory climb currently rests only on player-side data; and the stick and Deck issues belong to the peripheral and platform compatibility layer. Don’t treat them as one disease — crashes follow the crash path, frame drops follow the graphics-settings path. Those are two separate playbooks.

2. Official Advice First: Two Measures With Official Backing#

Bandai’s announcement included two troubleshooting suggestions. These are currently the only measures with official backing, so do them before any community fix:

1. Check your GPU driver version: confirm you are running the officially recommended version, and if the game prompts at launch that your driver does not match, update to the recommended version. One reminder here: drivers pushed through Windows Update and the recommended drivers published on the vendor’s website are not the same thing — defer to the version the game itself recommends.
2. Check free storage and virtual memory: make sure the SSD the game is installed on has at least 16GB of free space, and confirm Windows virtual memory is enabled. This suggestion sits on the same line as the community’s “enlarge the page file” fix below — the game genuinely leans on virtual memory as a safety net while running.

The reason to do these two first is simple: they cost little (change a setting, update a driver), and they are the two directions named in the announcement itself. The developer has not blamed specific hardware, but driver version and disk space are the two variables officials explicitly asked players to check, so they naturally outrank any fix compiled by guide sites.

3. A Systematic Triage Path for Crashes and Frame Drops#

After the two official steps, if the problem persists, work down the checklist compiled by player communities and guide sites (reference-grade). The order roughly follows “low cost, high hit probability”:

1. Switch the display mode to exclusive Fullscreen and restart the game. Community reports say Borderless Windowed mode costs more resources than exclusive fullscreen (community estimate: roughly 3-5% extra), and it has been linked to “Error 01”; guide sites almost universally recommend this step first. If you can’t even reach the main menu, add -fullscreen to the Steam launch options to force exclusive fullscreen.
2. Enlarge the Windows page file. Community advice is to set fixed values: 16384MB initial, 24576-32768MB maximum, placed on the SSD where the game is installed, then reboot. Note this is the reinforced version of the official suggestion to “confirm virtual memory is enabled”.
3. Verify game file integrity in Steam. Massive day-one downloads are prone to corrupted files, and a verification pass costs almost nothing.
4. Clean-reinstall the GPU driver with DDU. Unlike the over-the-top install Windows Update performs — if “update to the recommended version” in step one of the official advice didn’t help, try a full uninstall and reinstall.
5. Disable the Steam / GeForce Experience / Discord in-game overlays. Community consensus holds that Unreal Engine 5’s render pipeline is sensitive to overlays; such injector tools are standard suspects when triaging crashes.
6. Run as administrator and allow the game through the firewall. Community observation: the game’s networking components need elevated privileges, and missing permissions can show up as a black screen or a hang at startup.
7. Restart the game mid-long-session to cut losses. This targets the memory climb: until the developer identifies the cause, manually restarting after several hours of continuous play is the community’s most basic damage-control move.

Advanced measures (better suited to hands-on players, also labeled community-sourced):

• Test Steam launch options one at a time: -dx11, -dx12, -d3d11, -windowed — add only one, test only one per run, otherwise you can’t tell which one did anything. For errors like DX12_Error_Device_Hung, where the renderer loses the GPU, the community suggests experimenting with the render interface.
• Hardware-Accelerated GPU Scheduling (HAGS): some players report it helps asset streaming, but results vary by machine; worth adding to the experiment list.
• Increase the shader cache in the NVIDIA Control Panel: raise it from the default to 10GB or unlimited. The game is built on Unreal Engine 5 with Cloudly volumetric cloud technology, so its shader footprint is far larger than traditional combat flight games; when the cache runs out, sustained rendering scenes like turns tend to stutter.

One boundary to stress: all of the community fixes above are mitigation. The developer has not announced a root cause for the crashes. Actions like “enlarge the page file” and “restart to cut losses” treat symptoms, not the disease — Bandai has promised to publish findings as soon as it identifies the cause, and until then no community theory should be treated as settled fact.

4. Memory Deep Dive: The Suspected Leak and What To Do About It#

The memory issue deserves its own section, because it is the most developed — and most easily misread — thread in community feedback.

• Current state: player communities report that the game’s memory footprint keeps climbing over long sessions. The common figure is 19-24GB for the game process alone, with some long campaigns and online lobbies reportedly reaching 31GB, until system resources run out and the whole machine seizes up. “Memory leak” is a player-side judgment drawn from that usage curve; the developer has never confirmed that characterization — the official position stops at “we received crash reports, we are investigating, and it is highly unlikely to be caused solely by specific hardware configurations”.
• Community countermeasures: first, enlarge the page file per the Section 3 checklist (16384MB upward, capped at 24576-32768MB) to give the system one more safety channel; second, restart the game proactively mid-long-session instead of waiting for it to eat all your memory; third, if you only have the 16GB of physical memory required by the minimum spec, the climb will hit you sooner than it hits 32GB users — the official spec table corroborates this from the side: 16GB minimum, doubled to 32GB at recommended.
• Interpretation discipline: until the official findings land, every claim of the form “X GB used means a leak” is just player observation. If your machine shows similar symptoms, all you can do is log the memory curve, control session length, and wait for the official patch.

5. Hardware Requirements Decoded: The Triple Gate of 150GB, SSD, and Hardware Ray Tracing#

As the hardware column, this is the part I most want to unpack — the PC requirements of this game can’t be judged by GPU model alone; there are three easily missed hard requirements. First, the official spec table in full:

The three hard gates, one by one:

• Installation on an SSD is mandatory. Mechanical drive users are simply out; this is not a “recommendation” but a hard condition in the official notes. Combined with the capacity requirement below, plan your disk around 150GB for the base game plus 16GB of running headroom — and pre-order buyers should note a trap: the included Ace Combat 0: The Belkan War is playable content that requires the 150GB base game to be installed, meaning the 150GB is a “no base install, no gift” structure, which is brutal for small SSDs.
• The GPU must support hardware ray tracing. This is the requirement most likely to retire old machines: GTX 10-series and GTX 16-series cards without RT cores fail the minimum spec no matter how strong their raw performance — the gate checks a feature, not performance. The context for this requirement is that the game’s rendering pipeline depends on ray tracing hardware; before buying or upgrading, confirm your card is on the list (only RTX 20-series and RX 6000-series and newer models qualify).
• Storage requirements differ: 150GB versus 125GB. The Steam store page says 150GB, while the Bandai Europe store page and some third-party spec sites say 125GB. Plan for 150GB to be safe and treat the remainder as headroom.

Now the “real meaning” of the spec table: the minimum tier promises 1080p upsampled, 30fps, Low — and the developer itself notes that complex scenes will drop frames; the recommended tier promises nothing more than 1080p upsampled, 60fps, Medium quality — note, medium, not high, which shows the developer has a very sober read of this game’s resource demands. In plain terms: if you want pretty visuals and higher resolutions, an RTX 3070-class card is not enough; you need to move up to something stronger.

On top-end hardware, there is currently one extreme data point for reference: a player with roughly 16 hours logged reported that an RTX 5090 could not hold a stable 60fps at 4K max settings with DLSS Quality, and encountered delayed texture loading and completely blurred aircraft textures in mid-mission cutscenes during the M4 mission. This is a single anecdote, not representative of the 5090’s general behavior — but together with the official “recommended tier tops out at 1080p Medium” positioning, it confirms one fact: the game’s current performance bottleneck is more on the software side than the hardware side, and stacking GPUs won’t necessarily buy the frame rate you want.

6. Graphics Settings Priority: Five Levers To Pull Before Touching Your Hardware#

If your machine meets the minimum spec but frame rates disappoint, don’t rush to spend on upgrades — the community has assembled a priority list for the in-game settings (guide-site consensus; gains vary by machine). Work through it one setting at a time, testing after each:

Three additional notes:

• Choose exclusive fullscreen and keep the resolution at native 1080p. The community specifically warns against trading resolution for frame rate — in a combat flight game, a blurry radar and HUD directly degrade readability; gun reticles and missile circles are all thin-line UI, and dropping resolution sabotages yourself.
• Match the texture preset to your VRAM: Medium for 6GB and above, Low for 4GB-class cards. Textures are the biggest VRAM consumer; pushing past your budget triggers VRAM overflow, which shows up as sudden massive frame drops — the same chain of failure as “Error 01”, the VRAM allocation error.
• Be pragmatic about the ray tracing toggle: expecting quantified claims like “turning RT off doubles the frame rate” has no basis; the developer released no data, and community consensus merely lists it as a low-priority item. Measure the real gain yourself, one setting at a time, on your own machine.

7. Flight Sticks: The Player-Reported Situation and Stopgap Options#

First, get the framing right on the stick issue: player communities report that flight sticks and other third-party peripherals suffer detection failures, and the developer has not announced a compatibility plan. This is not an officially acknowledged defect list; it is player-side feedback, so keep that information gap in mind before buying peripherals or improvising workarounds.

Until stick detection is fixed, two stopgap approaches dominate community discussion:

• A gamepad is the first-line substitute. Mainstream pads like the Xbox controller have mature, well-understood controls in flight games, making them the lowest-friction option while sticks are broken.
• Keyboard and mouse as the fallback. KBM won’t feel immersive in a flight game, but its remapping flexibility makes it fine for drilling basic maneuvers.

Advice for stick owners: if you already own a flight stick, first work through the Section 3 checklist to rule out generic causes like permissions or overlays, then determine whether it is a peripheral-detection failure; if you’re planning to buy in, hold the purchase decision until the developer publishes compatibility progress — after all, the cause of the crashes is still under investigation, and there is zero official information on stick support priorities.

8. Steam Deck Status: Realistic Options Without a Verified Badge#

For handheld owners, only two facts about the Steam Deck can be stated with certainty today. First, the game is not Steam Deck Verified (real-time compatibility status is whatever the Steam store page displays). Second, the minimum spec requires a hardware ray tracing-capable GPU plus 150GB of SSD storage, and the Steam Deck’s graphics spec and storage configuration do not meet the minimum requirements — an objective gap at the spec-table level that won’t change with any compatibility badge.

As for community chatter about being kicked from online play by anti-cheat, that is player-reported only, the official mechanism details are unconfirmed, and I won’t draw conclusions here. For handheld players the realistic options are clear:

• Wait for official movement on compatibility — but that depends on whether Bandai adjusts its spec requirements and verification status, and there is no official timetable;
• Look to cloud gaming or streaming to bypass the hardware gate — which presumes you own a PC that meets the spec to act as the streaming source; the handheld is only the display;
• Players who care strongly about online play (Ace Combat Online is the largest multiplayer mode in series history: 100-player air base lobbies, 4-player squad battles, 8-player superweapon matches, cross-platform play) should stay on desktop until the Deck situation clarifies.

9. Patch Tracking: Watch Two Official Channels#

Finally, how to follow the official fix progress. As of this writing, Bandai has announced no shipped patches; the official line remains “urgently investigating, will share news immediately”. Two channels to watch:

1. The official Steam news page: Project Aces’ apology was posted on the Steam platform itself, and investigation updates and patch announcements will most likely use the same channel — follow the news block on the game’s store page;
2. Official social media accounts: the Project Aces and Bandai Namco accounts, good for catching ad-hoc statements beyond formal announcements.

Here’s a framework for judging the timeline: the official announcement came the same day as the September 29 Deluxe early unlock, which shows the team responds immediately; but the phrase “highly unlikely to be caused solely by specific hardware configurations” also hints that root-causing is complex — if the problem really spans VRAM allocation, memory usage, and the render interface as community observation suggests, the fix probably won’t be a single-point patch. Until the official conclusion lands, the triage paths in Sections 3 and 4 will stay useful, and if a patch ships, this article will be updated with fresh measurements.

Final Thoughts#

Two closing observations. This round of Ace Combat 8 PC optimization problems is, at bottom, the old story playing out again: new engine, new tech stack (this time Unreal Engine 5 plus Cloudly volumetric clouds), launch-window growing pains colliding with the broader trend of rising hardware gates — minimum spec demanding a ray tracing GPU plus an SSD is a first for the combat flight genre. The official statement that the problem is “highly unlikely to be caused solely by specific hardware configurations” is itself evidence of how widespread it is, which means “swap hardware” should rank near the bottom of the triage list: touch the zero-cost items first — drivers, page file, display mode — then talk upgrades.

On the community-reported stick failures and the Deck status, I take a wait-and-see stance — peripheral compatibility and platform verification typically get filled in over the first few post-launch updates, and any conclusion today would be premature. Once the official findings and the first patch land, I’ll follow up with measured data in this guide. Until then, may you all fly one step faster than the crash dialog in this record-setting new multiplayer entry.

— Zixing, NTGame Hardware Editor