If this does not stop the alerts could you see if using Chrome in incognito mode stops them

Se questo non ferma gli avvisi potrebbe vedere se usando Chrome in modalità in incognito li ferma

CAUTION : This fix is only valid for this specific machine, using it on another may break your computer

Open notepad and copy/paste the text in the quotebox below into it:

CreateRestorePoint: CHR HKLM\SOFTWARE\Policies\Google: Policy restriction <======= ATTENTION HKLM\SOFTWARE\Policies\Microsoft\Internet Explorer: Policy restriction <======= ATTENTION HKU\S-1-5-21-1857465858-3646374652-3847007989-1000\SOFTWARE\Policies\Microsoft\Internet Explorer: Policy restriction <======= ATTENTION Toolbar: HKU\S-1-5-21-1857465858-3646374652-3847007989-1000 -> No Name - {2318C2B1-4965-11D4-9B18-009027A5CD4F} - No File RemoveProxy: EmptyTemp: CMD: bitsadmin /reset /allusers

Save this as fixlist.txt, in the same location as FRST.exe

https://dl.dropboxusercontent.com/u/73555776/FRSTfix.JPG

Run FRST and press Fix
On completion a log will be generated please post that

THEN

Please download AdwCleaner by Xplode onto your desktop.

[*]Close all open programs and internet browsers.
[*]Double click on AdwCleaner.exe to run the tool.
[*]Click on Scan.
[*]After the scan is complete click on “Clean”
[*]Confirm each time with Ok.
[*]Your computer will be rebooted automatically. A text file will open after the restart.
[*]Please post the content of that logfile with your next answer.
[*]You can find the logfile at C:\AdwCleaner[S0].txt as well.