After the Download is complete, go ahead and launch the installer. The Go installer is shown in Figure 2.4:
Follow the onscreen prompts of the installer, and if the installer asks you to make Go available for all users on the system, make sure that you choose to install Go for all users of the system. You may also be prompted for your system credentials (so that you may install Go for all users on the system). Again, go ahead and provide your system credentials.
Once the installer is complete, you should get the following confirmation from the Go installer: