When updating or installing Chrome, you receive an error "Can't find installer application on Windows", you can resolve this by deleting a simple registry entry. To do this, you will need admin privileges.

1] In the "Run" window, enter regedit.
2] Click OK and then Yes on the UAC prompt.
3] Navigate to KEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Google\Upda te\Clients. If you don’t see the application under that key, try looking for HKEY_LOCAL_MACHINE\SOFTWARE\Google\Update\Clients.
4] Right-click on 430FD4D0-B729-4F61-AA34-91526481799D.
5] Click Delete, and close Registry Editor.

Now try to install or update Chrome.

You can also try whitelisting GoogleUpdateSetup.exe in your AnitVirus which might have been marked as malware. GoogleUpdateSetup.exe is usually available in three places.

Files to be excluded:

1. C:\Program Files\Google\Update\XXXX\GoogleUpdateSetup.exe
2. “%userprofile%\APPDATA\LOCAL\GOOGLE\UPDATE\XXXXX\G oogleUpdateSetup.exe
3. “%userprofile%\APPDATA\LOCAL\GOOGLE\UPDATE\DOWNLOA D\{430FD4D0-B729-4F61-AA34-91526481799D}\XXXXX\GoogleUpdateSetup.exe