Procedure
Install Git Credential Manager on Windows or macOS
Install Git Credential Manager (included with Git for Windows, or via Homebrew on macOS), ensure Git uses it as the credential helper, then verify with git-credential-manager --version.
Install GCM per https://github.com/git-ecosystem/git-credential-manager/
Install GCM per https://github.com/git-ecosystem/git-credential-manager/blob/main/docs/install.md . Windows: install or reinstall Git for Windows from https://git-scm.com/download/win and keep Git Credential Manager enabled (default), or run the standalone Windows installer from the GCM releases page. macOS: brew install --cask git-credential-manager .
Confirm Git is configured to use GCM (Git for Windows and the Homebrew c
Confirm Git is configured to use GCM (Git for Windows and the Homebrew cask usually configure this). If needed: git config --global credential.helper manager .
git-credential-manager --version
git-credential-manager --version
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