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Opera One 139 is a fast, secure, and innovative web browser designed to deliver a smooth and intelligent browsing experience. Built on a modular AI framework, it offers a clean interface that aligns with your workflow, enabling efficient multitasking and personalized browsing. With advanced privacy tools, including a built-in VPN, ad blocker, and tracker protection, Opera One delivers speed and security while maintaining a modern, intuitive experience.
Opera One 139 brings powerful new features to compete in the race for the most popular web browser, currently dominated by Google Chrome, Firefox, and Microsoft Edge.
This web browser offers a single, intuitive, and powerful place for both searching and navigating the web. It gives search options from multiple providers and presents smart site suggestions as you type. Plus, its standout “Discover” feature delivers high-quality news and entertainment content from many sources, making it a strong choice for a web browser with an integrated discovery feed.
Opera One 139 features advanced capabilities, including the integrated Opera Mail client for seamless email management. This lightweight mail client delivers a better email experience while supporting efficient communication on a single platform.
Opera One Web Browser Features:
Anti-Bitcoin mining tool
The browser offers protection through an innovative Bitcoin mining blocker. It also displays security badges that provide a quick overview of a page’s security. If the browser’s Fraud and Malware Protection detects anything potentially dangerous, it will display a warning pop-up.
Blocker
Enjoy cleaner and smoother browsing with fewer distractions. The Ad Blocker enhances privacy and browsing speed on mobile and desktop devices, delivering a privacy-focused solution for faster web access.
AI
Chat with AI on desktop and mobile in Opera Browser. ChatGPT and Aria, Opera’s free and unlimited browser AI, are seamlessly integrated into your browser.
Messengers
Effortlessly access your favorite messaging and social apps while browsing the web. WhatsApp, Instagram, Twitter, and more are built into your sidebar.
VPN
Browse privately using Opera’s built-in, free VPN on desktop and mobile. For enhanced protection across your entire device, you can subscribe to VPN Pro. This makes Opera a reliable free VPN browser with optional premium device-wide protection.
Flow file sharing
Instantly send files, links, and notes between your devices.
Sync data
Synchronize Opera Browser across all your devices. By installing Opera on Android, iOS, and desktop, you can experience seamless cross-device syncing. Create bookmarks on your computer and watch them instantly appear on your Android or iOS phone. Opera offers a reliable cross-device sync browser for seamless bookmarking and browsing.
Music Player
A world of music and podcasts at your fingertips. H.264 video and MP3 Audio are widely used on the internet. Therefore, with Opera Browser, you will have native access to such content.
Opera Wallet
Make secure crypto transactions with a built-in crypto wallet.
Pinboards
A world of music and podcasts at your fingertips.
It has an integrated PDF viewer.
Additionally, Opera has integrated a fast PDF viewer directly into the browser, letting you read documents without switching applications. This feature makes Opera a convenient Chromium-based browser with built-in PDF viewing.
The video pops up.
The feature places the video frame on the side of the screen, helping you multitask. Browse, shop online, or do research while staying connected to video action.
RSS in personal news.
RSS support makes the built-in newsreader even more customizable.
VR Player Support
Opera is the first browser to support 360-degree videos on virtual reality headsets. The VR 360 player is built in and compatible with HTC Vive, Oculus Rift, and OpenVR-supported headsets. This feature unlocks an immersive world of 360-degree videos for Opera users, making it a standout VR-ready browser with integrated 360-degree video playback.
Opera One – Pros & Cons
| Pros | Cons |
|---|---|
| ✓ Includes a built-in ad blocker, tracker protection, and browser-level VPN for reducing ads and improving browsing privacy. | ✗ The built-in VPN is limited to browser traffic and is not a replacement for a full-device VPN service. |
| ✓ Integrates AI tools such as ChatGPT and Aria directly into the browser for quick access while browsing. | ✗ Some AI-powered features and online services depend on an internet connection and may require sign-in for full functionality. |
| ✓ Built-in sidebar services provide convenient access to messaging and social apps such as WhatsApp and Instagram without opening separate browser tabs. | ✗ Chrome Web Store extensions require the appropriate compatibility add-on, and individual extensions may still have compatibility limitations. |
| ✓ Cross-device synchronization keeps bookmarks and other Opera data available across supported desktop and mobile devices. | ✗ Its large collection of integrated features may feel less suitable for users who prefer a simpler, more minimal browser. |
| ✓ Adds useful built-in tools such as a PDF viewer, video pop-out mode, file sharing through Flow, RSS support, and 360-degree video playback for supported VR headsets. | ✗ Running many tabs, sidebar applications, and integrated services at the same time can increase memory usage. |
Frequently Asked Questions
How do I enable the built-in ad blocker in Opera One?
Click the shield icon beside the address bar and turn on Block ads. You can also enable ad blocking in Settings under Privacy protection, and turn on tracker blocking separately to block known online trackers.
Can Opera One use Chrome extensions?
Yes, Opera One supports Chrome Web Store extensions with the appropriate compatibility add-on. Individual extensions may still have compatibility limitations, so support can vary between extensions.
Is Opera One’s built-in VPN enough to protect an entire device?
No. The free built-in VPN protects traffic within the Opera browser, not every application and connection on the device. Opera also offers VPN Pro for device-wide protection, according to the page’s feature information.
Can Opera One sync bookmarks between different devices?
Yes, Opera One can synchronize bookmarks and other Opera data across supported desktop and mobile devices. This makes saved browsing information available across your connected Opera installations.
Does Opera One include a built-in AI assistant?
Yes, it includes a built-in AI assistant that can answer questions, generate content, and help you understand webpages. Its optional page-context feature can use information from the current page and Tab Islands to provide more relevant responses.
What’s New in Opera One 139.0.6053.15 – Final:
Release Date 2026-10-27
- CHR-10494 Update Chromium on desktop-stable-155-6053 to 155.0.8059.85
- DNA-125257 Software H.264 encoder reconfiguration errors
- DNA-125812 [Installer] Crash when pasting text into installation configuration
- DNA-125842 Crash when closing tab with search infobar open
- DNA-125892 WebCodecs H.264 encoder errors on web.whatsapp.com (again)
- DNA-125941 Bump major version to 139
- DNA-126057 Crash at opera::BadgePopupController::TrackPageInfoPopup
- RNA-2091 Update tabs separators color in Color Themes
- RNA-4661 Move the popup’s placement upwards
- RNA-4763 [Vertical tabs] Tab island tooltip has uneven spacing compared to design
- RNA-4814 “New Tab” button misaligned after moving all tabs from Tab Island
- RNA-4873 [Linux] Implement drag and drop of URL from bookmark bar
- RNA-4889 [React settings] Accessibility features do not work (pre-existing issue)
- RNA-4907 [React settings] “?” icon should be displayed before search field in “Third-party cookies”
- RNA-4919 Paramount+ Video Playback Failure (Error 100) on all Opera browsers
- RNA-4931 Favicon is missing for settings pages
- RNA-4957 SidePanel is not shut when changing workspaces after closing AI extension
- RNA-4962 Scroll indicator – color does not match the design
- RNA-4967 Sidebar remains partially visible (4px strip) after auto-hide instead of fully hiding
- RNA-4974 [Make Opera Yours 2.0] Implement new welcome initial state
- RNA-4976 [Make Opera Yours 2.0] Remove section icons and progress percentage, add 5-dot stepper
- RNA-4977 [Make Opera Yours 2.0] Replace arrow icon of the widget context menu
- RNA-4978 [Make Opera Yours 2.0] Themes step – dynamic top themes from Theme Gallery + gallery button
- RNA-4979 [Make Opera Yours 2.0] Update Success screen
- RNA-4980 [Make Opera Yours 2.0] Update copy in all widget screens
- RNA-4983 Crash at tabs::TabCollection::GetTabAtIndexRecursive
- RNA-4994 Add translations for updated Browser Connector strings
- RNA-4998 Cannot synchronize Opera account – missing options in Settings
- RNA-5002 Crash at opera::CoveringAddressBarDropdownWidget::UpdateBoundsImpl
- RNA-5003 After switching back to normal vertical tabs after using the autohide option, the panel is blank
- RNA-5005 Crash when using keyboard shortcut in DevTools window
- RNA-5006 Crash on calling chrome.sidePanel.getLayout()
- RNA-5009 Crash at extensions::side_panel_util::CloseGlobalExtensionSidePanel
- RNA-5010 [React settings] During Sync, the button “confirm your identity…” is duplicated
- RNA-5011 Translations for O138
- RNA-5032 Creating split screen while using side panel chat switches chat to Opera AI
- RNA-5033 Enable #emergency-session-restore on all streams
- RNA-5039 [Make Opera Yours 2.0] The widget is not centered in the corner
- RNA-5040 [Make Opera Yours 2.0] The widget is too dark in dark mode; not much is visible
- RNA-5045 Create bridge flag #canvas-draw-element and enable in Early Bird
- RNA-5046 Feedback popup is not displayed, and address bar dropdown stops working
- RNA-5047 Uneven tooltip spacing compared to design
- RNA-5050 [Make Opera Yours 2.0] Hover state for initial screen is missing
- RNA-5055 Cannot select more emoji by clicking “+” button
- RNA-5061 [Snapshot] Buttons in snapshot editor are invisible when Midsommar theme is enabled
- RNA-5065 Crash on submitting data into a web form
- RNA-5066 Add infobox on hover for “+” button in the theme step
- RNA-5073 [Make Opera Yours 2.0] Text at “Continue browsing” button has broken layout when the translation is long
- RNA-5080 Update Browser Connector copy in settings
- RNA-5081 ChatGPT side panel reopens after being closed when Claude’s side panel is open on another tab
- RNA-5082 Crash at opera::PasteProtectionPopupView::~PasteProtectionPopupView
- RNA-5085 Crash at ExtensionActionViewModel::~ExtensionActionViewModel
- RNA-5136 Installing Browser Connector Via Rich Hint doesn’t change settings value
- RNA-5138 Enable #make-opera-yours-widget-v2 on all streams
- RNA-5144 [Make Opera Yours 2.0] Update hover state design
- RNA-5148 [Make Opera Yours 2.0] “View more” string is not translated
- RNA-5150 [Make Opera Yours 2.0] Polish translation for the initial state suggests that the user is a man
- RNA-5158 Create translations for updated BC strings
- RNA-5172 Claude reopens after closing
- RNA-5184 [Make Opera Yours 2.0] Wrong color for menu button at the initial step
- RNA-5221 [Make Opera Yours 2.0] Buttons back/forward don’t work when clicked near the border
- RNA-5223 [Mac Intel] Opera installed from offline installer (.dmg package) has corrupted .pak file and is not usable
- RNA-5257 Update translations for Make Opera Yours widget
Official Homepage – https://www.opera.com
System Requirements:
Windows
- Windows 7 or later
- Intel Pentium 4 / AMD Athlon 64 processor or later with support for SSE2
Mac
- OS X El Capitan 10.11 or later
Linux
- 64-bit Ubuntu 16.04 or later
- Intel Pentium 4 / AMD Athlon 64 processor or later with support for SSE2
Size: 123 MB
DOWNLOAD Opera One 139.0.6053.22 for Windows x86
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