First enter "www.google.com/google.reg" in the IE address bar,
Determine download Google.Reg, then double-click Google.REG, import the file into the registry.
Turn off the "Search" bar in IE, then click the "Search" button on the toolbar.
Oh, look at whether the search engine has become Google.
If you want to recover IE the original search engine,
Just enter: "www.google.com/default.reg", download default.reg,
Then import it into the registry to recover.