Grubinst-gui.exe Download Page

Important Warning: This tool is often flagged by Antivirus software (see the Safety Section below). It is also frequently bundled with custom "PE Builder" tools. To ensure you are getting a clean, unmodified version, you should stick to reputable sources.

Because the original developers stopped updating it years ago, there is no single official "sales" website. It is distributed as open-source or freeware via:

Trusted Boot Utility Suites: Often, grubinst-gui.exe is included inside the folders of larger tools like RMPrepUSB or USBFormat. Downloading these tools and extracting the specific .exe is often safer than downloading standalone executables from random file-hosting sites.

⚠️ The Danger – Because grubinst-gui.exe writes directly to the MBR of a disk, antivirus tools often flag it as a hacktool (e.g., “RiskWare” or “HackTool:Win32/Keygen”). This is a false positive, but malicious actors have also wrapped real malware around fake downloads. grubinst-gui.exe download

✅ The Only Safe Sources

| Source | Reliability | Notes | |--------|-------------|-------| | Google Code Archive (archived) | ✅ High | Original project hosting; contains the last official 1.1 version. | | GitHub – grub4dos mirror | ✅ High | Search “chenall/grub4dos” – includes prebuilt binaries in utils/. | | SourceForge – grub4dos | ✅ Medium | Official project page, but ad-heavy. Use only the “Files” tab. | | MajorGeeks / PortableFreeware | ✅ Medium | Curated collections – files are checked but slightly outdated. | | Random “DLL download” sites | ❌ Never | Any site offering just the EXE with popup ads is likely malware. |

Direct SHA256 (for verification) – After downloading, compare against the known good hash from the official archive.
Example (v1.1): f6c8c6c2a3b7... (check current release notes on GitHub). Important Warning: This tool is often flagged by

Grubinst only installs the first-stage bootloader. You still need to manually copy the GRUB files (grldr, menu.lst) to the root of your target drive. These files are found in the same ZIP archive from SourceForge. Without them, you will see a GRUB _ prompt that hangs.

Once you have the file and have decided to proceed:

Launching:

Configuration:

Installation: