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Opera 10.51

  -  12.39 MB  -  Freeware
Free Download

Security Status

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system.

Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Opera 10.51.


For those interested in downloading the most recent release of Opera (32-bit) or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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If you have any questions or ideas that you want to share with us - head over to our Contact page and let us know. We value your feedback!

Download Opera 10.51

  • Opera 10.51 Screenshots

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    Opera 10.51 Screenshot 1
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What's new in this version:

# User Interface

* Fixed
- Drag and Drop not working in some instances
- Deleting a bookmark closing/collapsing all folders
- Focus being lost when deleting bookmarks
- Integrated search performing searches in Google and not in the page
- The Opera O menu button reappearing when the Menu bar is enabled
- The Opera icon remaining in the system tray after closing Opera
- Minimized tabs not displaying after a restart
- Favicon not being added to Bookmarks due to a question mark in the filename
- Individual characters in Chinese text being rotated anti-clockwise

# Mail, News, Chat

* Fixed
- A problem occurring when right-clicking entries under "All messages" and selecting Compose
- Chat notification appearing if a chat tab is active
- Ghost e-mails appearing in the Trash folder after emptying it and restarting Opera
- Message not loading when it is deselected and selected again
- Mail being blank when using fit to width
- Attached files not being sent if mail is sent immediately after attaching them
- Opera Mail welcome e-mail message not being localized
- The text part of HTML e-mails missing the reply character " > " for block quotes

# Display and scripting

* Improved
- Numerous improvements to the Carakan JavaScript engine

* Fixed
- Icons missing from menus in 16-bit color mode
- Slow scrolling performance
- Incorrect font used for a UTF-8 encoded page without the language (CJK) being specified

# Security

* Fixed
- Fixed an issue where the HTTP Content-Length header could be used to execute arbitrary code; see our advisory (http://www.opera.com/support/search/view/948/).
- Fixed an issue where XSLT could be used to retrieve random contents of unrelated documents, as discovered by crazypops; see our advisory (http://www.opera.com/support/search/view/949/).

# Network

* Fixed
- Cookies:
> Cookies received over NPAPI being incorrectly parsed
> Reinstated blocking of third party cookies by default
> Opera sometimes storing a cookie for the domain it came from, rather than the set domain

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