How to Use Logitech G HUB Software: Complete Guide

This Logitech G HUB guide covers everything you need to set up your Logitech mouse, keyboard, or headset from scratch – download, DPI configuration, macros, RGB lighting, per-game profiles, and fixes for the bugs G HUB is known for. The whole setup takes about 20 minutes, and you will walk away with a fully customized peripheral that switches settings automatically when you launch different games. For a broader overview, see the full PC gaming troubleshooting guide.

G HUB replaced Logitech Gaming Software (LGS) back in 2018, and while it looks better, it has earned a reputation for being finicky. Devices not detected. Settings not saving. Random updates breaking profiles. Those problems are real, and this guide addresses them directly alongside the actual setup process. If something goes wrong – and with G HUB, it sometimes does – the troubleshooting section at the bottom has fixes for every common issue.

Download and Install G HUB

Go to logitech.com/g-hub and download the installer for your operating system. The file is about 400MB. Run the installer, let it finish, and G HUB will launch automatically.

On the first launch, G HUB asks you to create a Logitech account or sign in. You can skip this step – an account is only needed for cloud backup of your profiles and downloading community LIGHTSYNC presets. All local functionality works without an account.

Once installed, G HUB sits in your system tray and runs at startup by default. If you want to disable the auto-start, open G HUB Settings (the gear icon at the top right) and toggle off “Open G HUB when Windows starts.” Keep in mind that disabling it means your custom profiles will not load until you manually open the app.

One thing to know upfront: G HUB replaces Logitech Gaming Software (LGS). You cannot run both at the same time. If you still have LGS installed, uninstall it before installing G HUB. Running both causes device conflicts where neither software detects your peripherals.

DPI and Sensitivity Settings

Click your mouse on the G HUB home screen to open its settings. The first tab you see is the sensitivity panel with a DPI slider.

G HUB lets you set up to five DPI stages that you cycle through with the DPI button on your mouse. Each stage is a different sensitivity level. Most competitive players only need two stages – one for general desktop use (around 1200-1600 DPI) and one for in-game aiming (400-800 DPI). You can delete stages you do not use by clicking the X next to them.

Here is what the numbers actually mean: DPI measures how many pixels your cursor moves per inch of physical mouse movement. At 400 DPI, moving your mouse one inch moves the cursor 400 pixels. At 1600 DPI, the same inch of movement covers 1600 pixels. Lower DPI means more control for precise aiming, but you need a larger mousepad and bigger arm movements.

Recommended DPI ranges by game type:

• Tactical shooters (Valorant, CS2): 400-800 DPI. Low sensitivity gives you the precision to hold pixel-tight angles.
• Battle royale (Warzone, Apex): 800-1200 DPI. You need fast turns to check surroundings, so slightly higher works better.
• MMOs and MOBAs: 1200-2400 DPI. You are clicking UI elements and moving the camera, not tracking heads.
• Desktop and productivity: 1600-3200 DPI. Higher DPI means less wrist movement across large or multi-monitor setups.

G HUB also lets you set the polling rate from this screen. The polling rate controls how often your mouse reports its position to the PC. Set this to the highest value your mouse supports – 1000Hz for most Logitech mice, or 4000Hz/8000Hz for the LIGHTSPEED wireless models that support it. There is no reason to use a lower polling rate for gaming.

Button Assignments and Remapping

Click the “Assignments” icon on the left sidebar (it looks like a mouse with buttons highlighted). This panel shows every programmable button on your device with its current function.

Click any button on the diagram to reassign it. G HUB gives you several categories of actions:

• Commands: System shortcuts like copy, paste, screenshot, media controls
• Keys: Any single keyboard key or modifier combination
• Macros: Recorded sequences (covered in the next section)
• System: DPI up/down, profile switch, G-Shift toggle

The G-Shift feature deserves special attention. Assigning G-Shift to a button turns it into a modifier – like holding Shift on a keyboard. While you hold the G-Shift button, every other button on your mouse switches to a second set of assignments. This doubles the number of functions you can access without reaching for your keyboard. For MMO players who need tons of keybinds, G-Shift is a game changer.

Creating Macros

Macros let you record a sequence of inputs and play them back with a single button press. Open the Assignments panel, scroll down to “Macros,” and click “Create New Macro.”

G HUB supports four macro types:

• No Repeat: Plays the sequence once per button press. Use this for buy menus, chat binds, or one-shot combos.
• Repeat While Holding: Loops the sequence as long as you hold the button. Good for auto-fire or repeated crafting actions.
• Toggle: Starts the loop on first press, stops on second press. Useful for AFK activities in games.
• Sequence: Each press advances to the next step in the macro. Niche, but handy for multi-step processes.

To record a macro, click “Start Recording” and perform the keystrokes or mouse clicks you want to capture. G HUB records the timing between each input by default. You can edit the delays afterward – click any delay in the macro timeline and change it to a specific millisecond value, or remove delays entirely for instant playback.

A word of caution: many competitive games ban macro use. Using a macro for recoil control in Valorant or CS2 will get you flagged by anti-cheat. Stick to utility macros – buy binds, text chat shortcuts, push-to-talk toggles – and avoid anything that automates gameplay actions in ranked modes.

RGB Lighting and LIGHTSYNC

Click the LIGHTSYNC icon (the lightbulb) to open the RGB control panel. This is where G HUB shines – the lighting engine is one of the better ones in the peripheral software space.

You get three categories of effects:

Fixed effects are simple and static. Solid color, breathing, color cycle. These eat minimal CPU because they run on the device firmware, not through the software. If you want set-it-and-forget-it lighting, use these.

Preset effects include audio visualizer, screen sampler, and more complex animations. The screen sampler reads colors from your display and mirrors them on your peripherals – looks great during gaming but adds 3-5% CPU overhead because G HUB is constantly capturing screen pixels. If you notice performance dips during games, the screen sampler is the first thing to disable.

Custom animations let you build frame-by-frame lighting sequences using the Freestyle effect editor. You pick which LEDs light up in each frame, set colors and durations, and chain frames together. This is time-consuming to set up, but it produces effects that no preset can match. The G HUB community has thousands of shared animations you can download instead of building from scratch.

To sync lighting across multiple Logitech devices, select all devices in the LIGHTSYNC panel and apply the same effect. G HUB coordinates the timing so your mouse, keyboard, headset, and mousepad pulse or shift colors in unison. Cross-device sync only works with Logitech G devices – you cannot sync with other brands through G HUB.

Profiles and Game Detection

G HUB’s profile system is its most practical feature. You create a profile that bundles together your DPI settings, button assignments, and RGB effects, then link that profile to a specific game executable.

To set up game detection:

1. Click the game controller icon on the home screen or go to Settings and make sure “Game/Application Detection” is enabled.
2. G HUB automatically scans for installed games on common platforms like Steam, Epic, Origin, and Battle.net.
3. Click a detected game, then customize the DPI, buttons, and lighting for that game.
4. When you launch the game, G HUB switches to that profile automatically. When you close the game, it reverts to your desktop profile.

If a game is not detected automatically, click the “+” icon and manually browse to the game’s .exe file. This happens often with games from smaller launchers or standalone installs.

The profile system has one annoying limitation: it requires G HUB to be running. If the software crashes or you close it, profiles do not switch. The workaround is to save your most important profile to onboard memory if your mouse supports it. That way, even without G HUB, your core settings stay active.

To write a profile to onboard memory, click the gear icon on your device page, select “Onboard Memory Mode,” and drag a profile into one of the memory slots. Most Logitech G mice have 3-5 onboard memory slots. The G Pro X Superlight 2 has 5. Budget models like the G305 have 3.

Headset and Audio Settings

If you have a Logitech G headset, G HUB controls its EQ, surround sound, mic settings, and sidetone. Click the headset on the home screen to access these.

The equalizer gives you a 5-band or 10-band EQ depending on the headset model. For gaming, boost the 2-4kHz range by 2-3dB to make footsteps and gunshots more audible without blowing out your eardrums. Cut the 100-200Hz range slightly if bass-heavy explosions drown out spatial cues.

The DTS Headphone:X 2.0 virtual surround toggle is available on supported headsets. It processes stereo audio into a simulated 7.1 channel output. Opinions on this are split – some players swear by it for positional audio in shooters, while others find it makes sounds feel distant and muddled. Try it in a few matches and decide for yourself. Most competitive players leave it off and rely on stereo imaging instead.

Sidetone controls how much of your own voice you hear through the headset while speaking. Crank it up if you find yourself shouting in Discord because you cannot hear yourself. Set it to zero if you prefer silence when not speaking.

What G HUB Gets Wrong

G HUB has legitimate problems that Logitech has never fully fixed, and pretending otherwise would be dishonest.

Updates break things. G HUB auto-updates itself, and new versions regularly reset profiles or cause device detection failures. This has been a pattern for years. The community workaround is to back up your settings folder before updates (located at C:UsersYourNameAppDataLocalLGHUB) and disable auto-updates if your current version works. Logitech has not added an “skip this update” button, which is a baffling omission for software that manages competitive gaming peripherals.

Resource usage spikes randomly. G HUB typically idles at 100-200MB RAM and under 1% CPU. But certain LIGHTSYNC effects – the screen sampler in particular – can spike CPU usage to 5-10% during gaming. On older or mid-range systems, that overhead costs you real frames. Stick to firmware-based effects (solid color, breathing, color cycle) if performance matters more than RGB flair.

The onboard memory workflow is clunky. Writing profiles to onboard memory should be a one-click operation. Instead, you switch the entire app to “Onboard Memory Mode,” which disables software profiles entirely until you switch back. You cannot mix software and onboard profiles smoothly. It feels like two separate apps glued together.

No Linux support. G HUB only runs on Windows and macOS. Linux users have to rely on third-party tools like Piper or logiops to configure their Logitech peripherals, and these tools do not support every feature.

Troubleshooting Common G HUB Problems

Here are fixes for the issues users hit most often, listed from simplest to most involved.

Device Not Detected

1. Unplug the device, wait 10 seconds, plug it back in. Try a different USB port – directly on the motherboard, not through a hub.
2. Open Task Manager (Ctrl+Shift+Esc), find all processes starting with “LGHUB,” end them all, then relaunch G HUB from the Start menu.
3. If you use a wireless Logitech mouse with a LIGHTSPEED receiver, make sure the receiver is plugged into a USB 2.0 port. Some USB 3.0 ports cause RF interference that disrupts the wireless connection.
4. Check for firmware updates – click the gear icon in G HUB and look for available updates for your device.

Profiles Not Saving

This usually means the settings file is corrupted or write-protected. Navigate to C:UsersYourNameAppDataLocalLGHUB and back up the folder. Then close G HUB, delete the settings.db file inside that folder, and relaunch. G HUB will recreate a fresh database. You will need to rebuild your profiles, which is annoying but fixes the issue permanently in most cases.

High CPU Usage

Open G HUB and check your LIGHTSYNC settings. Disable the Screen Sampler effect if it is active – this is the single biggest CPU drain. Also lower the animation frame rate in custom effects. If CPU usage stays high even with basic lighting, uninstall and do a clean reinstall.

G HUB Will Not Open

1. End all LGHUB processes in Task Manager.
2. Navigate to C:Program FilesLGHUB and run lghub_updater.exe directly. This forces an update check and often fixes a stuck launcher.
3. If that fails, go to C:UsersYourNameAppDataLocalLGHUB and rename the folder to “LGHUB_backup.” Restart G HUB. This forces a fresh start while preserving your old settings as a backup.

G HUB vs. the Alternatives

G HUB is the only official way to configure Logitech G peripherals on Windows and Mac. But it is worth knowing what else exists and when you might want to use it.

Logitech Gaming Software (LGS) is the predecessor app. It still works for older Logitech mice like the G502 HERO and G Pro Wired. If your mouse is supported by LGS and you find G HUB unreliable, LGS is a stable fallback. It lacks LIGHTSYNC and the modern UI, but profiles and macros work identically. You cannot run both LGS and G HUB at the same time.

Onboard memory is the no-software approach. Save your profile to the mouse, uninstall G HUB, and your settings persist. You lose game detection, software-side lighting effects, and the ability to switch profiles quickly. But you gain zero CPU overhead and no risk of software updates breaking anything. Competitive players who only need one DPI stage and standard button mapping should consider this route.

Which G HUB Setup Is Right for You?

Here is the quick decision framework depending on how you use your PC:

If you play one game competitively and just need consistent aim: Set your DPI, save the profile to onboard memory, and close G HUB. You do not need it running. Less software, fewer problems.

If you play multiple games with different keybinds: Keep G HUB running with game detection enabled. Create a profile for each game with unique button assignments and DPI. The auto-switching is worth the background resource cost.

If you own multiple Logitech peripherals and want synced RGB: G HUB is the only option for cross-device LIGHTSYNC. Keep it running, but stick to firmware-based lighting effects if you notice performance impacts during gaming.

If G HUB keeps crashing or corrupting your profiles: Switch to onboard memory for your core settings and only open G HUB when you need to change something. Close it before launching games. This hybrid approach gives you the configuration power without the stability risk during gameplay.

2026 update: Gaming hardware evolves quickly. For the latest recommendations across mice, keyboards, monitors, and more, browse our interactive tools and hardware databases which are updated regularly with new releases and price changes.

Frequently Asked Questions

Does Logitech G HUB work on Mac?

Yes, G HUB runs on macOS 12 Monterey and newer. DPI, button remapping, and RGB all work. Macro support is limited compared to Windows because macOS restricts how apps inject keystrokes – some system-level shortcuts will not register. You need to grant G HUB accessibility permissions in System Settings for full functionality.

Can I use Logitech G HUB without an internet connection?

G HUB works offline after the initial install and login. Profiles, macros, and DPI settings are stored locally. You only need internet for firmware updates, downloading community lighting profiles, and syncing settings to your Logitech cloud account.

Why is Logitech G HUB not detecting my mouse?

Kill all LGHUB processes in Task Manager and relaunch the app. If that does not work, try a different USB port – plug directly into the motherboard, not a hub. For wireless mice, use a USB 2.0 port for the receiver since USB 3.0 ports can cause RF interference. As a last resort, delete the settings folder at AppDataLocalLGHUB and reinstall.

What DPI should I use in G HUB for FPS games?

Between 400 and 1600 DPI for most players. 800 DPI is the most popular starting point – it gives smooth tracking at reasonable sensitivity. Pair it with a low in-game sensitivity. The specific number matters less than finding a consistent eDPI (DPI multiplied by in-game sensitivity) that you stick with across all games.

Does G HUB affect gaming performance or add input lag?

No measurable input lag. DPI, polling rate, and button assignments are stored in the mouse firmware and work independently of the software. G HUB does use 100-200MB RAM in the background. The Screen Sampler LIGHTSYNC effect can spike CPU usage to 5-10% though – disable it if you notice frame drops during games.

Can I uninstall G HUB after setting up my mouse?

Only if your mouse has onboard memory. Save your profile to the device first, then uninstall G HUB. That profile persists without the software. Mice without onboard memory revert to factory defaults when G HUB is not running. You also lose game detection and software-based lighting effects.