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Guides

Short answers to the four things people ask first. The app says the same things, where you need them.

Getting started

The first run changes nothing. Axion looks at the PC, shows you what it would do, and waits.

  1. Install and open Axion. It asks for administrator rights, because changing Windows settings needs them. Sign in with Discord or Google — the account is what carries Premium between your PCs.
  2. Run the health check. It is free and it only reads. It finds the things no tweak can fix: memory below its rated speed, a screen stuck at 60 Hz, a graphics card on a narrow PCIe link. Fix those first; they are usually worth more than everything else together.
  3. Press Preview. Every tweak, the value on your PC now and the value Axion would set. Nothing is changed.
  4. Pick a preset, or your own set. Safe has no trade-offs. Competitive adds the latency set. Laptop leaves out anything that costs heat or battery. Max includes the security trade-offs, and says what each one costs.
  5. Press Boost. Axion makes a System Restore point, then applies what you picked, writing down the old value before each change and reading it back afterwards.
  6. Restart if it asks. A few settings do nothing until Windows has restarted, and Axion will not pretend otherwise.
Axion's Optimize screen: the tweak groups, what Preview
          found, and the Boost button.

How Live Boost works

Live Boost is for the time you are actually playing. It is off until you arm it, and everything it does ends when the game does.

  1. Pick your game. Axion finds what is installed through Steam, Epic, Riot, Battle.net, EA and the Xbox app, and shows each game's own cover art from your launcher's cache. Nothing is downloaded. If a game is missing, point Axion at its .exe yourself.
  2. Arm it. Two settings go in straight away, because Windows reads them when a game starts: the game's priority and its power-throttling exemption. Then Axion waits. Windows tells it the moment the game starts, so waiting costs nothing.
  3. Play. When the game starts, the rest happens: heavy background apps are closed, Windows Update, Search and OneDrive pause, the power plan goes to full power, notifications stop, the Windows key is blocked. Axion drops to the tray and stops drawing anything.
  4. Close the game. Every change is put back in reverse order, the closed apps are started again, and you get a session report: how long you played, what was closed, how much memory came back, and every change that was undone.
  5. If something goes wrong, the session journal is written before the first change. A crash or a power cut is undone at the next launch, and Axion says so.
Axion's Live Boost screen: the game it is watching for,
          the games it found, what each action does, and the session timeline.

How to undo anything

This is the part Axion is built around. Every change is written down before it is made, which is what makes undoing it exact rather than a guess.

  1. Revert all. On the Optimize page. It walks every change Axion has ever made on this PC, newest first, and puts the recorded value back. It is free, always — undoing what a tool did to your PC is not something to charge for.
  2. Undo one run. Axion keeps a backup file per run, so a single boost can be put back without touching the others.
  3. The restore point. Axion makes one before every boost. Windows' own System Restore is the second safety net, in Settings › System › Recovery.
  4. Live Boost ends itself. Nothing it does outlives the game, and a session that did not end cleanly is undone at the next launch.
  5. What cannot be undone, Axion says so before it does it: removing a preinstalled app, deleting a cache, and resetting Winsock. Everything else is recorded.

The BIOS settings, per motherboard

Axion never writes to firmware. It tells you what the setting is called on your board and where to find it, and you decide. The health check shows the same guidance for the board you actually have.

ASUS

Memory speed (XMP / EXPO): AI Overclock Tuner: XMP / D.O.C.P. / EXPOExtreme Tweaker (or Ai Tweaker) > AI Overclock Tuner > XMP I / EXPO IThe single biggest firmware setting for a gaming PC: memory running at its rated speed rather than the JEDEC fallback.
Resizable BAR: Re-Size BAR SupportAdvanced Mode (F7) > Advanced > PCI Subsystem Settings > Above 4G Decoding = Enabled, then Re-Size BAR Support = AutoLets the CPU address all of the graphics card's memory at once. Needs Above 4G Decoding on and CSM off.
Secure Boot: Secure BootBoot > Secure Boot > OS Type = Windows UEFI mode (restore keys if it is greyed out)Not a performance setting: Vanguard and Faceit refuse to start without it.
TPM (fTPM / PTT): PCH-FW / AMD fTPM configurationAdvanced > AMD fTPM configuration > Firmware TPM, or Advanced > PCH-FW Configuration > PTTWindows 11 and several anti-cheats expect one. Almost every recent CPU has it built in; it is usually just switched off.
CPU virtualization: SVM Mode / Intel Virtualization TechnologyAdvanced > CPU Configuration > SVM Mode (AMD) or Intel Virtualization TechnologyNeeded by Memory Integrity, Windows Sandbox and some anti-cheats. Costs nothing by itself.

MSI

Memory speed (XMP / EXPO): XMP / EXPO ProfileThe EZ Mode front page has an XMP switch, or OC > Extreme Memory Profile (XMP)The single biggest firmware setting for a gaming PC: memory running at its rated speed rather than the JEDEC fallback.
Resizable BAR: Resizable BARAdvanced (F7) > Settings > Advanced > PCI Subsystem Settings > Above 4G memory = Enabled, then Re-Size BAR Support = EnabledLets the CPU address all of the graphics card's memory at once. Needs Above 4G Decoding on and CSM off.
Secure Boot: Secure BootSettings > Advanced > Windows OS Configuration > Secure Boot > Secure Boot Support = EnabledNot a performance setting: Vanguard and Faceit refuse to start without it.
TPM (fTPM / PTT): AMD fTPM switch / Intel PTTSettings > Security > Trusted Computing > Security Device Support = EnableWindows 11 and several anti-cheats expect one. Almost every recent CPU has it built in; it is usually just switched off.
CPU virtualization: SVM Mode / Intel VT-DAdvanced > Overclocking > CPU Features > SVM Mode (AMD), or Advanced > Integrated Peripherals for IntelNeeded by Memory Integrity, Windows Sandbox and some anti-cheats. Costs nothing by itself.

Gigabyte

Memory speed (XMP / EXPO): XMP / EXPOTweaker > Extreme Memory Profile (X.M.P.) > Profile1The single biggest firmware setting for a gaming PC: memory running at its rated speed rather than the JEDEC fallback.
Resizable BAR: Re-Size BAR SupportAdvanced Mode > Settings > IO Ports > Above 4G Decoding = Enabled, then Re-Size BAR Support = EnabledLets the CPU address all of the graphics card's memory at once. Needs Above 4G Decoding on and CSM off.
Secure Boot: Secure BootBoot > Secure Boot > Secure Boot Enable = Enabled (CSM Support off first)Not a performance setting: Vanguard and Faceit refuse to start without it.
TPM (fTPM / PTT): AMD CPU fTPM / Intel PTTSettings > Miscellaneous > AMD CPU fTPM = EnabledWindows 11 and several anti-cheats expect one. Almost every recent CPU has it built in; it is usually just switched off.
CPU virtualization: SVM Mode / Intel Virtualization TechnologyTweaker > Advanced CPU Settings > SVM Mode, or Settings > Miscellaneous > Intel Virtualization TechnologyNeeded by Memory Integrity, Windows Sandbox and some anti-cheats. Costs nothing by itself.

ASRock

Memory speed (XMP / EXPO): XMP / EXPOOC Tweaker > DRAM Configuration > Load XMP Setting > XMP 2.0 Profile 1The single biggest firmware setting for a gaming PC: memory running at its rated speed rather than the JEDEC fallback.
Resizable BAR: Re-Size BAR SupportAdvanced > Chipset Configuration > Above 4G Decoding = Enabled, then Re-Size BAR Support = AutoLets the CPU address all of the graphics card's memory at once. Needs Above 4G Decoding on and CSM off.
Secure Boot: Secure BootSecurity > Secure Boot = Enabled (CSM off first)Not a performance setting: Vanguard and Faceit refuse to start without it.
TPM (fTPM / PTT): AMD fTPM switch / Intel PTTAdvanced > Trusted Computing > Security Device Support = EnableWindows 11 and several anti-cheats expect one. Almost every recent CPU has it built in; it is usually just switched off.
CPU virtualization: SVM Mode / Intel Virtualization TechnologyAdvanced > CPU Configuration > SVM ModeNeeded by Memory Integrity, Windows Sandbox and some anti-cheats. Costs nothing by itself.

Any other board

Axion does not have a guide for every maker. These are the usual names and the usual places.

Memory speed (XMP / EXPO): XMP / EXPO memory profileThe main page of most BIOS setups, or Advanced > Memory. Pick profile 1.The single biggest firmware setting for a gaming PC: memory running at its rated speed rather than the JEDEC fallback.
Resizable BAR: Resizable BAR / Above 4G DecodingAdvanced > PCI Subsystem Settings. Above 4G Decoding has to be on first, and CSM off.Lets the CPU address all of the graphics card's memory at once. Needs Above 4G Decoding on and CSM off.
Secure Boot: Secure BootBoot or Security > Secure Boot. It needs UEFI boot mode and CSM off.Not a performance setting: Vanguard and Faceit refuse to start without it.
TPM (fTPM / PTT): fTPM (AMD) / PTT (Intel)Advanced > Trusted Computing, or SecurityWindows 11 and several anti-cheats expect one. Almost every recent CPU has it built in; it is usually just switched off.
CPU virtualization: SVM Mode (AMD) / Intel VT-xAdvanced > CPU ConfigurationNeeded by Memory Integrity, Windows Sandbox and some anti-cheats. Costs nothing by itself.