How to Fix Roblox HttpQueryInfo Failed with Message Forbidden Error

Have you encountered this strange error “Roblox HttpQueryInfo failed with message Forbidden” when launching Roblox?

An error occurred while starting Roblox
Details: HttpQueryInfo failed with message Forbidden
Error: The operation completed successfully. (0x00000000)

It’s confusing because it says the operation was successful — yet nothing works. This issue has been reported by many players, especially after using FPS unlockers, RoShade, or manual uninstallations. Let’s break down what causes it and how to fix it completely with a bonus PowerShell one-click fix script at the end.

What Causes This Roblox Error?

This issue is usually triggered by:

• Corrupted or leftover Roblox registry keys
• Broken installation folders
• Incomplete uninstalls
• Use of mod tools like FPS unlockers or shaders
• Network permission issues (403 Forbidden from AWS)

Manual Step-by-Step Fix

If you want to fix it manually, follow these steps:

1. Delete Registry Keys

• Press Win + R, type regedit, and press Enter.
• Navigate to: HKEY_CURRENT_USER\Software\ROBLOX Corporation
• Right-click the ROBLOX Corporation folder and delete it.

Caution: Only delete Roblox-related keys.

2. Delete Temp Roblox Files

• Press Win + R, type: %Temp%\Roblox
• Delete all files in the folder.

3. Delete LocalAppData Roblox Folder

• Press Win + R, type: %LocalAppdata%\Roblox
• Delete the entire Roblox folder.

4. Reinstall Roblox

• Download the latest installer from roblox.com/download
• Right-click the .exe and select “Run as Administrator”

One-Click PowerShell Fix Script

Don’t want to do it all manually? Use this script to automate the fix.

What it does:

• Deletes the ROBLOX Corporation registry key
• Clears %Temp%\Roblox and %LocalAppData%\Roblox
• Prompts for admin if needed

PowerShell Script:

# Roblox Error Fix Script
# Run this as Administrator

$ErrorActionPreference = "SilentlyContinue"

# Delete registry key
Remove-Item -Path "HKCU:\Software\ROBLOX Corporation" -Recurse -Force

# Remove Temp Roblox files
$robloxTemp = "$env:TEMP\Roblox"
if (Test-Path $robloxTemp) {
    Remove-Item -Path "$robloxTemp\*" -Recurse -Force
}

# Remove LocalAppData Roblox folder
$localAppDataRoblox = "$env:LocalAppData\Roblox"
if (Test-Path $localAppDataRoblox) {
    Remove-Item -Path $localAppDataRoblox -Recurse -Force
}

Write-Host "Roblox cleanup complete. Now reinstall Roblox from https://www.roblox.com/download" -ForegroundColor Green
Pause

How to use:

1. Open Notepad
2. Paste the code
3. Save it as FixRoblox.ps1
4. Right-click the file and select “Run with PowerShell”

Final Tips

• Avoid using mods like FPS Unlocker or RoShade unless you know how to clean them up properly.
• Always uninstall Roblox from Settings > Apps before deleting folders.
• If you’re behind a firewall or school network, try changing DNS to 8.8.8.8 (Google DNS).

Issue Solved!

This error looks serious at first, but a clean uninstall and registry cleanup usually fixes it. Feel free to share this guide with others facing the same Roblox startup issue.