Thanks I have uninstalled the old one. And I have also figured out the reason that the old version was opening. I open opera by clicking on the quick launch icon. And that one was the old version`s one.

I don`t need it. I just upgraded to the newer version and I thought That it will overwirght the previous one!
Thank for your help

ruario I have hust c;psed it and reopened to the version about

About Opera
Version information
Version
12.17
Build
1863
Platform
Win32
System
Windows Vista
Browser identification

Opera/9.80 (Windows NT 6.0) Presto/2.12.388 Version/12.17

Opera 25.0

Version information

Version: 25.0.1614.68 - Opera is up to date
Update stream: Stable
System: Windows Vista 32-bit

Hello
I have upgraded to opera 25 (Windows Vista), but each time I close the browser, it downgrades to the previous version.
Any help please?