Opera installer in 04. exe is part of a product called known as Opera and the developer is Opera Software ASA .
If you think that this file contains a virus or another malware, please download a virus scanner.
If Opera installer in 04. exe is using too much CPU or too much memory in your system, it is possible that your file has been infected with a virus. Installing an antivirus is recommended.
Not all processes can be uninstalled without the help of a 3rd party tool, especially malware. To see if it can be uninstalled, first go to Start > Control Panel > Add/Remove programs and select Opera from the list to remove the process Opera installer in 04. exe from your computer.
If you have any problems with Opera installer in 04. exe, you may try using a registry cleaner or a speed-up software to check, analyze, and fix problems that are affecting the performance of your computer.
You may try contacting Opera Software ASA, the developer of Opera installer in 04. exe and ask for more information.