Install MASM (Assembly language) on Windows 7
- Download Dosbox from here:Dosbox Now install the tar file: tar -xzvf dosbox-0.74.tar.gz cd dosbox-0.74./configure make Now download MASM assembler from here: MASM Extract the zip file in your home directory. Now run dosbox and type: mount c /home/username/8086 C: In place of username type your in your computers name. This will mount the MASM.
- Contribute to jie12366/MASM development by creating an account on GitHub. Download ZIP Launching GitHub Desktop. If nothing happens, download GitHub Desktop and try again. View code About. MASM5.0汇编环境带docbox Releases No releases published.
- The Dosbox + MASM + Link for Assembly Language is available now. You can download it by clicking on download link given below. Folder consists of Setup file of Dosbox and MP folder that consists of tools e.g. MASM, LINK, EDIT etc.
- Finally, download DOSBOX and install it. After complete installation, Go to Dosbox installation directory and run 'DOSBox 0.74 Options.bat'. This will save you from the pain of searching the configuration file yourself and will open that file for you. Copy these lines at the end of that file. MOUNT C C:/assembly C.
The good old legacy MASM 6.11 (DOS) is a 16-bit version, that unfortunately only works on Windows XP and earlier versions of Windows.
First of all download the following two files: 1. DosBox Now extract the 8086 (MASM) downloaded file into ' C ' drive. A folder will created as named 8086. And install the DOSBox0.74.exe. After completing the above two tasks, now click on the DOSBox0.74 icon which is created in desktop screen. Two files will open like below.
However there is always some way to emulate the older softwares and run them without any compatibility issues. Since it is a DOS based application, we need to emulate the DOS environment to make it work.
We are going to use a free tool named DOSBox. It’s a free DOS emulator that can run old DOS applications. Let’s begin.
Step 1:
Download the DOSBox free emulator from here, and install it.
Step 2:

Download the MASM 8086 Assembler from here, and extract it.

Step 3:
Rename the 8086 folder to MASM. You can skip this step It’s not necessary to rename if you can remember the folder name.
Step 4:
Copy or Cut the MASM folder.
Step 5:
Go to your desired drive (C: drive is recommended), and paste the folder there.
Step 6:
Go back to the Desktop and double-click on the DOSBox to run.
Step 7:
Now before using MASM you need to mount the working directory.
type the command below to mount the drive:
Step 8:
Change the drive letter to your desired drive where you have MASM installed. to change the drive from Z to C, type the command shown below:
Step 9:
To open the DOS Editor type:
Step 10:
Type your program source code, and save it by going to File -> Save or press Alt + F to open the File menu.
Step 11:
Save it in C:MASM (default directory) with the .asm extension in the end.
Step 12:
Exit from the DOS Editor to go back to the Command Prompt.
In the Command Prompt type this command to assemble the program.
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Step 13:
Then just simply link the object by typing
and execute/Run it by typing just the program name:
That’s how you can use old DOS applications on a recent version of Windows. It all other commands are same as old MASM. Please drop any queries below in the comments.
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