Programs That Run Without Installation Are Self-Contained
Some programs are simple and can run directly from an .exe file without needing installation.
These programs have everythnig they need bundled together in one file or in a portable folder. They don’t rely on external components or make any permanent changes to the computer.
This makes them convenient but limits their complexity and size.
Installed Programs Require Setup for Compatibility
Installed programs often rely on multiple files and external components, such as libraries or configuration settings. During installation, these programs unpack files, create directories, and register information with the operating system (e.g., Windows registry).
This setup ensures the program runs smoothly by resolving any dependencies or system configurations it requires.
Software is Like Home Electronics
One analogy compares software to home electronics. Simple programs are like microwaves—you just plug them in, and they work.
More complex programs are like home alarm systems—they need installation, with wires connected and proper setup to function correctly. This shows why some software needs an installer: to handle complicated setups and ensure everything works together smoothly.
Why Installation Is Sometimes Necessary
- Complex Features: Programs with many features or tools need to unpack these into separate files during installation. Exapmles include large software like Photoshop or Microsoft Word.
- Shared Libraries: Some software relies on libraries shared with other programs. Installation ensures these libraries are properly installed or updated.
- System Integration: Many installed programs need to integrate with the operating system by adding shortcuts, setting default programs, or registering with the system for updates.
Portable Programs Offer a Middle Ground
Portable programs are a mix of both. They often bundle dependencies in a single folder but avoid modifying the computer’s system settings. These are great for users who need flexibility, like running software directly from a USB drive.
Conclusion
In conclusion, whether a program needs to be installed or can run directly from an EXE file depends on its complexity and what it needs to work properly. Simple programs with fewer features can run as standalone files, while more complex ones need installation to set up files, libraries, and system settings.
Both types have their advnatages, and the choice often comes down to how much the program interacts with the system and other software.
Source: Reddit
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