DOSBox 0.74-3: What's new and how to download it

What is DOSBox and why do you need it?

If you are a fan of retro gaming or nostalgic for the old days of MS-DOS, you might have encountered some problems when trying to run your favorite DOS games and applications on modern PCs and operating systems. Many of these software are incompatible with Windows, Linux, Mac, or other platforms, or require specific hardware configurations that are no longer available. This is where DOSBox comes in handy.

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DOSBox is a free and open-source emulator that recreates a MS-DOS compatible environment on your PC, complete with sound, graphics, input, networking, and more. It allows you to run many classic MS-DOS games and applications that would otherwise not work on your new computer. You can also use it to explore the history and legacy of DOS software, or to develop your own programs for the DOS platform.

DOSBox has many features that make it a powerful and versatile emulator, such as:

• It supports a wide range of CPU modes, graphics modes, sound cards, input devices, and other hardware components that were common in the DOS era.

• It can emulate various versions of DOS, such as MS-DOS, PC-DOS, DR-DOS, FreeDOS, etc.

• It can run on multiple platforms, such as Windows, Linux, Mac, Android, iOS, etc.

• It can be configured and customized by editing a plain text file or using command-line arguments.

• It can be enhanced by using graphical frontends, tools, patches, mods, etc.

One of the main benefits of using DOSBox is that it has a high compatibility rate with many DOS games and applications. According to its official website, it can run over 3900 games in various states of playability. Some of these games are classics that have influenced the gaming industry and culture, such as Doom, Wolfenstein 3D, Prince of Persia, SimCity, Civilization, etc. You can also find many hidden gems and obscure titles that are worth checking out.

Another benefit of using DOSBox is that it can improve the quality and performance of some DOS games and applications. For example, you can increase the resolution, color depth, frame rate, sound quality, etc. of your games by tweaking some settings in DOSBox. You can also use filters, scalers, shaders, etc. to enhance the graphics and effects of your games. You can also use cheats, trainers, save states, etc. to modify the gameplay and difficulty of your games.

If you are interested in using DOSBox to run your favorite DOS games and applications on your PC, read on to find out how to download and install it.

How to download and install DOSBox 0.74-3 on your PC?

The latest stable version of DOSBox is 0.74-3, which was released on December 28th 2020. It fixed some security issues and bugs from the previous versions. You can download it from its official website or from other sources . The download size is about 1.5 MB and the installation size is about 4 MB. Here are the steps for downloading and installing DOSBox 0.74-3 on your PC:

• Go to the download page of DOSBox and choose the version that matches your platform. For example, if you are using Windows, click on the link that says "Windows 0.74-3 Win32 installer".

• Save the file to your preferred location on your PC. For example, you can save it to your desktop or your downloads folder.

• Double-click on the file to launch the installer. You will see a welcome screen that says "Welcome to the DOSBox 0.74-3 Setup Wizard". Click on "Next" to continue.

• Read the license agreement and click on "I Agree" if you accept the terms.

• Choose the destination folder where you want to install DOSBox. The default location is "C:\Program Files (x86)\DOSBox-0.74-3". You can change it by clicking on "Browse" and selecting a different folder. Click on "Next" to continue.

• Choose the components that you want to install. The default components are "DOSBox", "Start Menu Shortcuts", and "Desktop Shortcut". You can uncheck any of them if you don't want them. Click on "Next" to continue.

• Choose the start menu folder where you want to create the shortcuts for DOSBox. The default folder is "DOSBox-0.74-3". You can change it by clicking on "Browse" and selecting a different folder. Click on "Next" to continue.

• Review the installation settings and click on "Install" to start the installation process.

• Wait for the installation to finish. You will see a screen that says "Completing the DOSBox 0.74-3 Setup Wizard". Click on "Finish" to exit the installer.

Congratulations! You have successfully downloaded and installed DOSBox 0.74-3 on your PC. You can now use it to run your favorite DOS games and applications. But before you do that, you might want to learn some tips and tricks for optimizing DOSBox settings and performance.

How to optimize DOSBox settings and performance?

DOSBox is a powerful emulator that can run many DOS games and applications, but it also requires some configuration and tuning to get the best results. There are two main ways to optimize DOSBox settings and performance: editing the configuration file or using command-line arguments.

The configuration file of DOSBox is called dosbox.conf. It is a plain text file that contains various options and parameters that control how DOSBox behaves and emulates the DOS environment. You can edit this file using any text editor, such as Notepad or WordPad. You can find this file in the installation folder of DOSBox, or in your user profile folder under C:\Users\YourName\AppData\Local\DOSBox.

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The configuration file of DOSBox is divided into several sections, such as [sdl], [dosbox], [render], [cpu], [mixer], [midi], [sblaster], [gus], [speaker], [joystick], [serial], [dos], [ipx], [autoexec], etc. Each section contains different options and parameters that affect different aspects of DOSBox, such as window size, fullscreen mode, output mode, scaling mode, CPU cycles, memory size, sound card type, joystick type, etc. You can change the values of these options and parameters according to your preferences and needs.

For example, if you want to increase the CPU cycles of DOSBox, which affects the speed and performance of your games and applications, you can edit the option cycles under the section [cpu]. The default value of this option is auto, which means that DOSBox will automatically adjust the CPU cycles based on the game or application that you are running. However, you can also set a fixed value or a range of values for this option, such as 1000, max, or 5000-20000. You can also use keyboard shortcuts to increase or decrease the CPU cycles while running DOSBox, such as Ctrl+F11 or Ctrl+F12.

If you want to change the output mode of DOSBox, which affects how DOSBox displays the graphics of your games and applications, you can edit the option output under the section [sdl]. The default value of this option is surface, which means that DOSBox will use a simple surface to display the graphics. However, you can also choose other values for this option, such as overlay, opengl, openglnb, or ddraw. Each value has its own advantages and disadvantages, depending on your system and preferences. For example, overlay can improve the color and contrast of the graphics, but it might not work on some systems. opengl can use hardware acceleration and scaling, but it might cause some graphical glitches. ddraw can use DirectX to display the graphics, but it might have compatibility issues with some games and applications.

There are many other options and parameters that you can edit in the configuration file of DOSBox to optimize its settings and performance. You can find more information and explanations about them in the official documentation or in the online forums. You can also use some online tools to generate a customized configuration file for your specific needs.

Another way to optimize DOSBox settings and performance is to use command-line arguments. These are special commands that you can type after the name of the executable file of DOSBox when you launch it from a terminal or a shortcut. They can override or modify some of the options and parameters that are set in the configuration file of DOSBox. For example, if you want to launch DOSBox in fullscreen mode, you can type -fullscreen after the name of the executable file of DOSBox. If you want to launch DOSBox with a specific configuration file, you can type -conf filename after the name of the executable file of DOSBox, where filename is the name of the configuration file that you want to use.

There are many other command-line arguments that you can use to optimize DOSBox settings and performance. You can find more information and examples about them in the official documentation or in the online forums. You can also use some online tools to generate a customized batch file or a shortcut that contains the command-line arguments that you want to use.

By using these two methods, you can optimize DOSBox settings and performance to suit your preferences and needs. You can also experiment with different options and parameters to find the best combination for your games and applications. However, keep in mind that some games and applications might require specific settings or adjustments to run properly on DOSBox, so you might need to consult their manuals or online guides for more details.

How to use DOSBox to run your favorite DOS games and apps?

Now that you have downloaded, installed, and optimized DOSBox on your PC, you are ready to use it to run your favorite DOS games and applications. However, before you do that, you need to learn some basic concepts and commands for using DOSBox.

DOSBox is an emulator that recreates a MS-DOS compatible environment on your PC, but it is not a complete copy of MS-DOS. It does not include all the features and functions of MS-DOS, such as disk operating system commands, batch files, drivers, etc. It only emulates the essential components that are needed to run most DOS games and applications, such as CPU modes, graphics modes, sound cards, input devices, etc.

To run your DOS games and applications on DOSBox, you need to mount them first. Mounting is a process that tells DOSBox where to find your games and applications on your PC, and how to access them. You can mount different types of drives in DOSBox, such as hard drives, floppy drives, CD-ROMs, etc. You can also mount folders on your PC as virtual drives in DOSBox.

To mount a drive or a folder in DOSBox, you need to use the command MOUNT. The syntax of this command is:

MOUNT drive_letter local_directory [-t type] [-label label] [-freesize size] [-ioctl] [-usecd number] [-size drivesize] [-u]

The parameters of this command are:

• drive_letter: The letter that you want to assign to the drive that you are mounting in DOSBox. It can be any letter from A to Z, except C (which is reserved for the internal drive of DOSBox).

• local_directory: The path of the folder on your PC that contains your games or applications that you want to mount in DOSBox. It can use absolute or relative paths, such as C:\Games\Doom or ..\Games\Doom.

• -t type: The type of the drive that you are mounting in DOSBox. It can be one of the following values: dir (for a folder), floppy (for a floppy drive), cdrom (for a CD-ROM drive), overlay (for a writeable folder), or none (for an empty drive). The default value is dir.

• -label label: The label of the drive that you are mounting in DOSBox. It can be any name that you want to give to the drive, such as Doom or Games. The default value is the name of the folder that you are mounting.

• -freesize size: The amount of free space that you want to assign to the drive that you are mounting in DOSBox. It can be any number from 0 to 2047, in megabytes. The default value is 250.

• -ioctl: A flag that enables low-level CD-ROM access for the drive that you are mounting in DOSBox. It can improve the compatibility and performance of some CD-ROM games and applications, but it might not work on some systems or platforms. It is only valid for cdrom type drives.

• -usecd number: The number of the physical CD-ROM drive that you want to use for the drive that you are mounting in DOSBox. It can be any number from 0 to 3, depending on how many CD-ROM drives you have on your PC. The default value is 0. It is only valid for cdrom type drives.

• -size drivesize: The size of the drive that you are mounting in DOSBox, in cylinders/heads/sectors format. It can be any combination of numbers that matches the geometry of your drive, such as 1024,64,63 or 512,16,63. The default value is 512,16,63. It is only valid for floppy type drives.

• -u: A flag that unmounts the drive that you are mounting in DOSBox. It can be useful if you want to remove or change a drive that you have already mounted in DOSBox.

For example, if you want to mount a folder called Doom on your PC as drive D in DOSBox, and use it as a CD-ROM drive with low-level access, you can use the following command:

MOUNT D C:\Games\Doom -t cdrom -ioctl

If you want to mount a floppy disk image called Disk1.img on your PC as drive A in DOSBox, and use it as a floppy drive with a specific size, you can use the following command:

MOUNT A C:\Images\Disk1.img -t floppy -size 720,2,9

If you want to unmount a drive that you have already mounted in DOSBox, such as drive D, you can use the following command:

MOUNT -u D

After you have mounted your drives and folders in DOSBox, you can use them as if they were real DOS drives. You can change the current drive by typing its letter followed by a colon, such as D:. You can list the contents of the current drive by typing DIR. You can change the current directory by typing CD directory_name, where directory_name is the name of the directory that you want to go to. You can also use some other common DOS commands, such as COPY, DEL, REN, etc.

To run your DOS games and applications on DOSBox, you need to launch them from their executable files, which usually have extensions such as .exe, .com, .bat, etc. For example, if you want to run Doom on DOSBox, and you have mounted it as drive D in DOSBox, you can use the following command:

D: CD DOOM DOOM.EXE

This will change the current drive to D, change the current directory to Doom, and launch Doom.exe. You can also use some command-line arguments to modify some options and parameters of your games and applications. For example, if you want to run Doom on DOSBox with a specific resolution and sound card type, you can use the following command:

D: CD DOOM DOOM.EXE -width 640 -height 480 -sound blaster

This will launch Doom with a resolution of 640x480 and a sound card type of Sound Blaster. You can find more information and examples about the command-line arguments of your games and applications in their manuals or online guides.

To exit your DOS games and applications on DOSBox, you can use the same methods that you would use on a real DOS system, such as pressing Esc, Ctrl+C, Alt+F4, etc. You can also use the keyboard shortcut Alt+Enter to toggle between fullscreen and windowed mode, or Ctrl+F9 to quit DOSBox.

If you want to make your DOSBox experience more convenient and enjoyable, you can use some graphical frontends and tools that can help you manage, launch, and configure your games and applications. Some of these frontends and tools are:

• D-Fend Reloaded: A popular and user-friendly frontend that lets you create profiles for your games and applications, and launch them with a single click. It also lets you edit the configuration file of DOSBox, use screenshots and covers for your games, use multiple languages, etc.

• DOSBox Game Launcher: Another popular and user-friendly frontend that lets you create profiles for your games and applications, and launch them with a single click. It also lets you edit the configuration file of DOSBox, use screenshots and covers for your games, use multiple languages, etc.

• DOSBox-X: A fork of DOSBox that adds many features and enhancements, such as improved compatibility, GUI menus, mouse integration, clipboard support, etc. It also includes some built-in tools, such as a text editor, a file manager, a calculator, etc.

• DOSBox ECE: Another fork of DOSBox that adds some features and enhancements, such as pixel-perfect scaling, shaders, MT-32 emulation, etc. It also includes some patches and mods for some games, such as Doom, Quake, Duke Nukem 3D, etc.

• ScummVM: A program that can run many classic point-and-click adventure games that were originally designed for DOS or other platforms. It can improve the graphics, sound, and controls of these games. It can also run some non-adventure games, such as Flight of the Amazon Queen, The 7th Guest, etc.

You can find more information and download links for these frontends and tools on their official websites or on other online sources.

What are some alternatives to DOSBox?

DOSBox is not the only emulator that can run DOS games and applications on modern PCs and operating systems. There are some other alternatives that you can try if you are