Remove Welcome to Google Chrome window

[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Google\Chrome] “SyncDisabled”=dword:00000001

You need to enable the StartUp Pages in the GPO. Enable Action on startup and the other, URLs to open at startup and enter the URL(s) you want to open.

and use GPO for settings

master_preferences does not work on 32.0 …