How To Change Default Install Location -

1. Executive Summary Changing the default installation directory prevents system drive (C:) saturation, improves performance for large applications, and enables logical separation of OS and programs. However, modifying this setting incorrectly can break system updates, application functionality, and security permissions. This report provides authoritative methods for Windows, macOS, and Linux, including native settings, symbolic links, and environment variable manipulation. 2. Windows 2.1 Native Method (Registry & Settings) Scope: Affects new installations via standard MSI installers and some UWP (Store) apps.

sudo dnf install --installroot=/mnt/bigdrive/fakeroot --releasever=38 package-name APT (advanced): Use dpkg override directory: how to change default install location

sudo mkdir -p /etc/dpkg/dpkg.cfg.d/ echo "path-include=/mnt/bigdrive/usr/*" | sudo tee /etc/dpkg/dpkg.cfg.d/path-redirect (Not recommended – breaks security updates) including native settings

Change installation location:

export PATH="$HOME/bin:$PATH" export LD_LIBRARY_PATH="$HOME/lib:$LD_LIBRARY_PATH" export PKG_CONFIG_PATH="$HOME/lib/pkgconfig" export CMAKE_INSTALL_PREFIX="$HOME/.local" Build tools respect DESTDIR : improves performance for large applications

# Install Homebrew elsewhere export HOMEBREW_PREFIX="/opt/homebrew" /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)" Or migrate existing: