Little change of main interface settings page supports black theme
Fig. 1 Opera 55 main interface
Opera 55's settings page has changed to include "Privacy, Security, Functions and Browsers" in the Advanced Settings section. In addition, the settings page also supports the black theme background of the theme background, no longer open the settings page at night when suddenly give you a feeling of blindness.
Figure 2 Opera 55 setup page
The biggest change is the URL security label button on the left side of the Opera address bar, which is now available to users in addition to viewingwebsiteWhether or not to enable secure browsing (HTTPS), but also through the button to enter the Web page settings interface, to set a separate site permissions.
Fig. 3 security sign button
Figure 4 Web site setup
The most practical changes support Chrome online store direct expansion.
Next, the biggest and most practical change to Opera 55 is support for installing Google Chrome extensions directly from the Chrome Web App Store.
Go directly to the Chrome App Store in Opera 55 (click Enter) and try to install any of the extensions. You'll find that you can't install the extensions directly, and there's no installation button to click on.
Figure 5 cannot install extensions directly.
Don't worry. Careful users will see a warm reminder box on the home page that they need to install a supported extension before they can install other extensions directly.
Figure 6 warm reminder
Figure 7 installation support extensions
After installing the support extension, go to any extension page, you can see the "Add to Opera" button, click the button will automatically download the extension, download there will be some compatibility tips. This is just the download extension, and then Opera pops up a prompt to let the user go into the Extension Management page to install the extension.
Figure 8 add to Opera
Figure 9 installation reminder
Figure 10 installation extension
Opera 55, however, does not support all Chrome extensions, and some extensions can cause failures when they need to call functions that are not available in Opera. Users can also install extensions by dragging and dropping Chrome extensions to Opera's main interface.
Unfortunately, the Chrome App Store is not directly accessible in China, but you can go directly to Opera's own plug-in store at this address (click Enter).
2Opera55 performance test
Performance small test Opera 55 shows how
Opera 55's kernel uses Chromium 68.0.3440.106, so we'll compare Chrome with it and test its performance. Affected by the testing environment, this test does not represent the final test results in all computers.
Google Chrome 68 test score: 189.78 + 9.0480
Opera 55 score: 181.69 ±10.960
Figure 11 Google Chrome 68 test screenshots
Figure 12 Opera 55 test screenshots
HTML5 example test:
HTML5 can be said to be the most popular technology, for the browser itself, the performance of HTML5 has never been neglected. The advent and popularity of HTML5 reduces browsers'need for rich web application services that require plug-ins, such as Adobe Flash, Microsoft Silverlight, and Oracle JavaFX, and provides more standard sets that can effectively enhance web applications. (the larger the test result is, the better).
Test address: https://html5test.com/
Google Chrome 68 test score: 528
Opera 55 test score: 528
Figure 13 Google Chrome 68 test screenshots
Figure 14 Opera 55 test screenshots
* RoboHornet Pro test:
Test address: https://testdrive-archive.azurewebsites.net/performance/robohornetpro/
Google Chrome 68 test score: 3.493 seconds
Opera 55 test score: 3.663 seconds
Figure 15 Google Chrome 68 test screenshots
Figure 16 Opera 55 test screenshots
Test summary: As you can see from the above tests, Opera 55 has been following Chrome's footsteps, the performance gap is getting smaller and smaller, has been able to rival Chrome.
Resource occupancy rate test:
First, set the home page of each browser to the home page of the Pacific Computer Network Software Information Channel (//pcedu.pconline.com.cn/), then open the home page of Sina, Sohu, Netease andtencentHome page, calculate the occupancy rate of resources after opening five major websites 1 minute, restart the system after each test browser and then test the next browser. All browsers maximize the interface mode.
The occupancy rate of Google Chrome 68 CPU is 0-5%, and the memory occupancy rate is around 805M.
The occupancy rate of Opera 55 CPU is 0-13%, and the memory occupancy rate is around 768M.
Figure 17 Google Chrome 68 test screenshots
Figure 18 Opera 55 test screenshots
Additionally, we tested AOpera's resource usage when it did not load any pages (static), that is, when it chose to load only navigation pages at startup, CPU usage was 0-1%, and memory usage was about 138M.
Figure 19 Opera static test screenshots
In fact, since Opera switched to the Blink engine, many people have thought that Opera has become Chrome's vest. This time Opera 55 can install the Google Chrome extension directly from the Chrome Web App Store, which is a further example of this bookstore. However, this is undoubtedly a great convenience for users to access and install extensions, which also improves the security of installing extensions, interested friends to try it out.