Thousands of extensions make it easy to customize Opera your way. Opera Turbo can compress pages for faster browsing for those on a slow internet connection. Improvements have been made to speed it up on slower computers. Just sign in to your Opera account to sync browsing data - bookmarks, open tabs, passwords, and typed history. Opera One lets you quickly pick up browsing where you left off across all of your devices. Opera One is a free web browser that originally started as a research project back in 1995 and today continues to be a fast, safe, and secure web browser. Have you experienced this error with the Opera browser? Let us know in the comments below.Opera One is a free web browser that originally started as a research project back in 1995 and today continues to be a fast, safe and secure web browser. Whenever Opera is installed, like Chrome and Edge, Opera adds a scheduled task to periodically check for browser updates at different times in the day. The job of the “Opera scheduled Autoupdate” schedule task is to ensure Opera is always up to date. The next update corrected the issue and automatically re-enabled the Opera Autoupdate task in Task Scheduler. In our case, the affected Opera version was 73 dev. The Opera Installer error dialog won’t appear again on the next Startup. Download the Opera for Windows offline installer and run it.If that doesn’t solve the issue, manually download Opera and update it to the latest version. Scroll down to the bottom of the tasks list and select “Opera scheduled Autoupdate” which has multiple triggers defined.Search for the task and select and open “Task Scheduler”.

Opera launches and works fine when browsing websitesįix Opera browser’s Fatal Error upon loading Installer executable.The error dialog appears only on Windows Startup.In line 178:The specified procedure could not be found., ” In line 273:The operation completed successfully., In line 304:The operation completed successfully.,In line 273:The operation completed successfully., In line 308: The operation completed successfully. “Fatal error upon loading installer executable. In this article, we’ll tell how to disable the error shown by Opera Installer on Windows startup.

The dialog with some line numbers suggests that the operation is completed successfully. With Opera browser installed, whenever you start your PC, you may receive an error from Opera saying Fatal error upon loading the installer executable.

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