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Opera 11.51

  -  13.73 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 11.51.


For those interested in downloading the most recent release of Opera for Mac 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 11.51
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  • Opera 11.51 Screenshots

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    Opera 11.51 Screenshot 1
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What's new in this version:

User interface:
Improved user interface:
- Implement support for new Full Screen application mode in Mac OS 10.7 (Lion)

Fixed:
- Extension manager utlizes too much CPU
- Opera Turbo button lost on upgrade if the Status Bar was modified
- Crash when dragging a button from the Appearance dialog onto the Tab Bar
- Suggested extensions disappear after second click in [+] window in Speed Dial
- Extensions are launched even if set not to do so
- Impossible to manually resize Speed Dial if custom number of columns is set
- Installed extensions are not filtered out from the suggestions
- Selecting search suggestion using keyboard is difficult because the first search engine is focused by default
- Opera Link settings always shows Speed Dial Sync status from Opera startup value
- Crashes on cancelling Speed Dial add dialog after clicking the add button twice
- Opera Unite home service is removed from widgets.dat on disabling webserver in preferences
- Stability improvements
- Links that open new tabs from pages with click event listeners will open tab in background
- Freeze on opening dialogs and on address field input when certain AppleScript events are sent from third party applications
- Crash when opening Opera Dragonfly with an old version cached locally
- Web fonts can cause a crash on Mac OS 10.7 'Lion'

Display and scripting:
Fixed:
- Error in parsing Content-Disposition extension parameters
- Option elements within data lists shouldn't require value attributes
- Stability improvements

Mail, news, chat:
Fixed:
- Crash on marking e-mail messages as 'Not Spam'
- Mail in IMAP sent folder not marked as sent
- Crash on opening label properties with feeds only

Network:
Fixed:
- 'Long' OCSP/AIA/CRL requests might cause handshake failures if the TLS server cuts the connection

Security:
Fixed:
- Fixed an issue that could allow unsecured web content to appear secure, as reported by Roland Reck; see our advisory
- Fixed a low severity issue, as reported by Thai Duong and Juliano Rizzo; details will be disclosed at a later date

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