🧰 Installation Tutorial: FGTech Galletto 4 Master V54 (Version 0475)
Le software FGTech Galletto 4 Master V54 is an essential tool for professionals in engine reprogramming (chiptuning), ECU flashing, reading and writing maps on cars, motorcycles, trucks, tractors and more.
Find out below the step-by-step installation guide to take full advantage of this powerful ECU diagnostic and programming tool.
✅ Step 1 – Unzip the FGTech V54 archive
First of all, download the software archive named FG V54 0475.zip. Once the download is complete:
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Right click on the file
.zip -
Accounts Manager "Extract here" ou "Extract to FG V54 0475"
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Use a tool like WinRAR ou 7-Zip (free) to perform this operation without error.
📌 It is essential to unzip the archive before starting the installation, otherwise some essential files will be inaccessible.
🛠 Step 2 – Install FGTech V54 Software
Once the archive is extracted, follow these steps:
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Open the folder unzipped.
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Launch the file "V55 for 0475 all Win.exe".
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The installation wizard opens. Click "Following" until the end.
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At the end of the installation, close the window.
⚠️ Do not launch the software yet after installation.
🔧 Step 3 – Apply the Patch (security fix)
The patch is essential to allow the software to work without activation.
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Go to the folder named "Patch No Reg Key V55 0475"
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Copy the following two files:
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EvO.dll -
mfc42.dll
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📁 Step 4 – Replace the original files
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Go to the software installation folder:
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Default:
C:\Program Files\Fgtech V54 - Win7
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Paste the files copied earlier.
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When Windows asks if you want to replace existing files, click on "Yes to everything".
✅ These patched files allow you to bypass the registry key request when launching the software.
🔌 Step 5 – Installing the FGTech Probe USB Drivers
Before launching the software, you must install the USB probe drivers :
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Connect the FGTech Galletto V54 probe to a USB port on your PC.
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Open the Gestionnaire de périphériques :
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Right click on "Computer" > "Manage" > "Device Manager"
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Or type "Device Manager" in the start menu
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Locate the device with a yellow exclamation mark (FGTech not recognized).
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Right click > "Update the driver"
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Click on "Search my computer for a driver"
📂 Step 6 – Select the correct driver folder
In the selection window:
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Click on "Browse"
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Navigate to the folder:
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C:\Program Files\Fgtech V54 - Win7\Driver interfaccia
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Select this folder and then click on "OK"
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Press "Following" to start the driver installation
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Confirm if Windows asks for permission to install this driver
🔄 Repeat this step for different components if multiple drivers need to be installed.
✅ Step 7 – Finalize and launch the software
Once all drivers are installed correctly:
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Close all windows
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On your desktop, double-click the shortcut "icona.ico"
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FGTech Galletto V54 software is launched and is now fully functional
