To get the offline installer directly from Google, use these specific URLs. Note that these links typically point to the latest version of Chrome (Version 110+), which on Windows 8.1 unless you use a legacy link. For All User Accounts (64-bit): Google Standalone Installer
Download Google Chrome for Windows 8.1 64-bit Offline Installer To get the offline installer directly from Google,
Choose to download the standalone .exe or .msi file. Downloading Legacy Version 109 (Offline) To get the offline installer directly from Google,