If you are experiencing frequent crashes in RollerCoaster Tycoon 3, please try the following quick fixes first:
- Validate your download of the game by following this guide.
- Switch to Fullscreen mode in the graphics options and disable the Steam overlay for Rollercoaster Tycoon 3.
To do so, right-click the game title in your Steam Library, click on "Properties" and uncheck "Enable Steam Community In-Game" in the "General" tab.
- Make sure that your computer is not overheating. The tool HWMonitor can help check the temperatures of individual components under load.
In some cases, Rollercoaster Tycoon 3 may crash because of a problem with the driver for the graphics card or the Mac's operating system.
To rule this out, it can help to perform a clean reinstall of the driver and check that your version of macOS is up to date.
To perform a MacOS Update:
Please follow Apple's advice in their support article - How to update the software on your Mac
To install the most recent Graphics Card Drivers:
Drivers for your graphics card and some peripherals must be acquired by the manufacturer's website.
For Nvidia graphics cards, you can get the drivers at www.Geforce.com/drivers.
For AMD graphics cards, you can get the drivers at www.amd.com
For Intel graphics cards, you can get the drivers at www.intel.com
Some notebook computers will require that only drivers validated by the system manufacturer may be installed. Validated drivers should be provided on the manufacturer's website.
To perform a clean reinstall, it is necessary to uninstall the previously installed graphics card driver before installing the new one.
For Nvidia graphics cards, this can be done automatically. The driver installer has a clean install option that will perform the necessary steps.
For AMD graphics cards, please follow this guide.
For Intel graphics cards, please follow this guide.
Once the old driver has been removed, reboot the computer and install the most recent driver.
If you require additional assistance after working through the steps above, please raise a support ticket with us, here: