Do you have access to an , or are you an individual license holder ?
Run the update installer or file-copy step as Administrator . Gaussian traditionally installs to C:\Program Files\Gaussian , which is protected by UAC.
Gaussian Inc. distributes software updates directly to licensed users. The process for downloading the latest version or an update involves a secure, authorized channel. 1. Identify Your Current Version
subscription or active license can typically download updates through the official Gaussian website or by contacting Technical Support Revision Changes
: An open-source suite provides high-accuracy quantum chemistry methods coupled with a flexible Python interface.
: Predicts molecular energies using Hartree-Fock, Density Functional Theory (DFT), Møller–Plesset perturbation theory (MP2), and highly accurate compound methods like G3, G4, and CBS-QB3.
If you are a student or faculty member, please check with your department's IT software portal, such as the Waseda University Software Download Station, for the most current version. Share public link
I understand you're looking for information related to (the Windows version of the Gaussian computational chemistry software), specifically regarding downloads and updates .
to download the latest setup package.