Google browser has many versions, such as: stable (stable version), beta (test version), dev (Developer Edition), as well as a canary (canary edition). This in turn reduces the stability of several versions, but they in turn increased performance and functionality, as the need to see the best personal preferences:
https://www.chromedownloads.net/
In addition, there is green crack version, do not say here.
Use Google browser many times it will be prompted to download the update, refer to the following link to disable: