These two models are incompatible for modern Microsoft Office.
Because these portable versions are not distributed by Microsoft, they must be downloaded from third-party forums, torrent sites, or file-hosting services. There is a high incidence of malware injection in these files. Malicious actors often bundle keyloggers, ransomware, or trojans within the portable executable (.exe) to steal user data. ms office 2019 portable version no need to install
If you value portability + legality, consider: These two models are incompatible for modern Microsoft
Buy a Microsoft 365 subscription (which allows installation on up to 5 devices) or a single Office 2021/2024 Home & Business license. Then, use a fast USB 3.2 drive to carry the installer, but accept that you will have to install it (once per machine) and leave it there. Technically, creating a portable version of a complex
Technically, creating a portable version of a complex suite like Office 2019 is a feat of software engineering. It usually involves a process called virtualization.
Developers use tools (like ThinApp or Cameyo) to "capture" a standard installation of Office. They take a snapshot of the system before and after installation, wrap those changes into a single executable file, and trick the program into thinking it is fully installed on the host computer.
When you run "Word.exe" from a portable folder, the virtualization layer creates a temporary "sandbox." It intercepts calls the program makes to the Registry or system folders and redirects them back to the USB drive. To Word, it looks like it's running on a normal PC; to the PC, Word isn't even there.