Since portable versions often bypass standard background update services, you should check for new versions frequently to stay on the absolute "bleeding edge". Important Safety and Stability Warnings
If you prefer the official route, you can download the standard installer from the Official Google Canary Page . How to Set Up Chrome Canary Portable chrome canary portable link
Use the Google Chrome Portable Dev/Canary page to find the latest experimental builds. chrome canary portable link
Keep your specific testing extensions and flags ready to use on any Windows workstation. Chrome Canary Portable Download Links chrome canary portable link