This article shows how to turn off Auto-Updates on Windows.
To turn off auto-updates of Google Chrome on Windows, you need to instruct Google Update to not update it.
1) Bring up Regedit
2) Set the value of AutoUpdateCheckPeriodMinutes to the REG_DWORD value of “0”
in the location: HKEY_LOCAL_MACHINESOFTWAREPoliciesGoogleUpdate
Note: If the registry entry doesn’t exist, create it manually.