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Left 4 Dead 1 Multihack.rar Guide

Ultimate Mac Fan Control & Temperature Monitoring

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Requires macOS 10.13 or later

Supported macOS versions:
macOS 10.13 High Sierra - macOS 26 Tahoe

Latest Version:
TG Pro 2.100

Release Date:
December 14, 2025

Descriptive text for the image

Maximize your Mac's performance with TG Pro. This all-in-one solution provides comprehensive fan control and extensive temperature monitoring across a wide range of Mac models and processors. Monitor key components such as CPU, GPU, WiFi, drives, and battery (for laptop models), plus many others. Take control of cooling with both manual and automatic fan speed adjustments. TG Pro is fully compatible with macOS 26 Tahoe through macOS 10.13 High Sierra and natively supports both Intel and Apple Silicon (M1, M2, M3, M4 & M5 series) Macs. See the full list of Supported Mac Models.

Fan Control

Take complete control of your Mac's cooling system with TG Pro. Whether you prefer automated adjustments or hands-on control, TG Pro offers versatile options to suit your needs.

Auto Boost Rules: Smart Cooling

Configure custom rules to automatically adjust fan speeds based on a variety of temperature sensors, including CPU, GPU, and drives. Create a personalized fan curve to meet your specific cooling needs. With TG Pro managing the cooling, you're free to concentrate on your tasks

Screenshot illustrating Auto Boost rules in TG Pro's Fan settings for controlling fan speeds based on temperature thresholds.

Manual & Max: Immediate Cooling

Adapt your cooling approach with Manual and Max options, the availability of which depends on your Mac model and settings. For older Intel Macs, the Manual option is readily available. On newer Intel and Apple Silicon models, Max is enabled by default, with Manual becoming available once activated in TG Pro's fan settings.

Screenshot of the fan control area of the TG Pro main window, showing the use of manual control to modify the fan speeds.

Temperature Monitoring

Unlock a new level of awareness about your Mac's thermal performance with TG Pro. Gain real-time insights into a wide array of components to ensure optimal operation.

    developer_board CPU

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    monitor GPU
    Screenshot displaying GPU temperature readings in TG Pro interface.

    Keep tabs on built-in GPU temperatures and extend your monitoring to supported eGPUs via Thunderbolt enclosures. For dual-video-card Macs, TG Pro identifies which card is active, providing targeted insights.

    folder_copy Drives (SSD & HDD)
    Screenshot displaying internal and external drive temperature readings in TG Pro interface.

    Monitor the temperatures of both internal and external SSDs and HDDs using SMART technology, which is compatible with almost every drive. Ensure optimal performance and extend the lifespan of your storage devices. Overheating can lead to data loss and hardware failure, making temperature monitoring crucial for all types of drives.

    battery_4_bar Battery
    Screenshot displaying battery temperature readings in TG Pro interface.

    Stay informed about your laptop's battery health with comprehensive monitoring. TG Pro provides real-time alerts for a wide range of health statuses, such as over-voltage and over-current conditions (among others). Additionally, view the battery's overall health condition and keep track of the number of charge cycles completed, helping you take preventive action before issues arise.

    speed Plus many more
    Screenshot displaying the different types of temperatures available between a MacBook Pro (14-inch, 2021) and a Mac Pro (2019).

    In addition to the above, TG Pro offers temperature insights for a variety of other components. Depending on your Mac model, this could include the logic board, trackpad, power, WiFi chip, airflow, Thunderbolt ports, case, and/or memory.

Built for Every Mac

Intel and Apple Silicon CPUs indicating compatibility of TG Pro with both platforms.

TG Pro supports all Mac models running macOS 10.13 or higher, including Intel-based Macs (with or without the T2 security chip) and the complete range of Apple Silicon models. This includes the M1, M1 Pro, M1 Max, M1 Ultra, M2, M2 Pro, M2 Max, M2 Ultra, M3, M3 Pro, M3 Max, as well as the latest M4, M4 Pro, M4 Max and M5. TG Pro intelligently adapts to each model, offering more temperature sensor data than any other app. Hackintosh models are also supported with an easy-to-enable preference toggle.

 
Supported Mac Models:

User-Friendly Interface

    Drop Down Menu
    Screenshot of TG Pro menu bar item displaying temperatures and fan speeds, with expanded dropdown menu showing detailed metrics.
    Main Window
    Screenshot of TG Pro main window on a MacBook Pro showcasing temperatures, fan speeds, controls, and diagnostics.

TG Pro runs unobtrusively in the background, consuming minimal CPU resources. Access key information and controls quickly through a dropdown menu from the menu bar, which displays fan speeds, temperature data, and quick fan control options. For a more detailed view, the main window offers additional diagnostics alongside the same fan and temperature data. Interested in exploring all the features? Check out our comprehensive tutorial.

Learn More

Real-Time Alerts & Diagnostics

Stay ahead of potential issues with real-time alerts and diagnostics. TG Pro offers a variety of ways to keep you informed, from local notifications and email alerts triggered by abnormal events or temperatures exceeding set thresholds, to comprehensive logging and diagnostics. Explore the tabs below to see these features in action.

    Local Notifications
    Screenshot of TG Pro notification indicating highest CPU temperature at 98°C with suggestions to quit high CPU usage applications or adjust fan settings.

    Receive local notifications for a variety of conditions, including high temperatures across multiple sensors, irregular shutdowns, or abnormal diagnostic results. Each alert offers actionable advice.

    Email Alerts
    Email from TG Pro to Matt Robertson notifying of a high CPU temperature of 95°C, with details on the MacBook Pro model, host name, and operating system version.

    Get comprehensive email alerts for various conditions such as elevated temperatures, abnormal shutdowns, or diagnostic issues, complete with detailed system information for context.

    Logs
    Screenshot of TG Pro log output displayed as a CSV file in Excel, showing columns for Date, Time, and temperature readings for various Efficiency and Performance CPU cores. Some rows have ALERT notifications for temperatures reaching critical levels.

    Enable logging to maintain a historical record of temperatures, fan speeds, and the state of diagnostics, all stored in an easily accessible CSV format.

    Diagnostics
    Screenshot of the TG Pro main window Diagnostics section. It displays status indicators and details for four categories: Last Shutdown/Sleep, showing a forced shutdown due to power supply failure or over voltage, Fans and Temperature Sensors, both indicating proper functionality, and Battery Health signalling a poor condition with a recommendation to check the battery due to safety over-voltage and charge over-current. The battery charge cycle count is listed as 675.

    Stay informed about your Mac's overall health with comprehensive diagnostic reports. From power supply issues and battery condition to the status of temperature sensors and fans, get a complete overview of potential hardware problems.

Security & Privacy

Experience peace of mind with TG Pro's comprehensive security and privacy features, designed to protect both your data and your system.

Verified green checkmark icon
Apple Notarized

TG Pro is notarized by Apple, ensuring it's free from malicious code.

Secure padlock icon
Hardened Runtime

Built with enhanced security measures, the macOS Hardened Runtime in TG Pro helps guard against various types of malicious activities, including unauthorized code execution.

Globe with protective shield icon
Secure Network Connections

All network connections are secured using HTTPS/SSL, protecting against potential man-in-the-middle attacks.

Computer with security padlock icon
Secure Fan Control

A secure, dedicated service is responsible for fan control and exclusively accepts commands from TG Pro. Code signing verification enhances security, addressing the concerns detailed in CVE-2019-13013.

Information circle icon
Internet Access Policy

Built-in support for the Internet Access Policy when using Little Snitch, for additional control over network connections.

No tracking prohibition sign icon
No Tracking or Analytics

TG Pro is free of tracking code, ensuring that user activity is never transmitted. In a commitment to privacy, all analytics have been removed from the codebase.

Trusted by Users Worldwide

We've put over 10 years of work into TG Pro, making it the premier app for temperature monitoring and fan control. Trusted by people worldwide, the app's consistent updates, feature enhancements, and responsive support have earned it an average rating of 4.6 stars on MacUpdate, based on over 300 reviews. TG Pro is designed to be user-friendly, making it accessible to both novice and expert Mac users alike.

Buy $10

Save 50% - was $20.
One-time payment

Download Now

Requires macOS 10.13 or later

Supported macOS versions:
macOS 10.13 High Sierra - macOS 26 Tahoe

Latest Version:
TG Pro 2.100

Release Date:
December 14, 2025

: Even if the file works, using a multihack in a multiplayer environment can lead to a permanent Valve Anti-Cheat (VAC) ban on your Steam account. Legitimate Alternatives for L4D1

: For visual or gameplay changes, use reputable sites like the Steam Workshop or GameBanana . These platforms host replacement mods for models and textures that don't require risky executables.

If you want to modify your gameplay experience safely, use the built-in developer tools or verified community platforms:

Automated Installation & Configuration

For users seeking more hands-on control or IT departments needing remote deployment, TG Pro offers command-line support. Install the application via Homebrew and configure preferences and fan settings remotely, all without user interaction.

    Using brew
    Terminal window displaying the command to install TG Pro using Homebrew.

    Install the tg-pro cask, using brew, and it will automatically download and install the latest version of TG Pro:

    brew install --cask tg-pro

    Using command line
    Terminal window displaying a command for silent remote installation of TG Pro with placeholders for license details.

    Use command line options when launching TG Pro for a remote or silent install including setting all the preferences, installing the fan helper tool and registering the license key.

 

License Recovery

Enter the purchase email to recover your TG Pro license key.

An email with license details will be sent if there are orders associated with the address.

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