First and foremost, Apple revealed that Safari 12 blocks support for legacy Safari extensions that come from outside the. The Safari Extensions Gallery was originally introduced in 2010 as a one-stop-shop of sorts for extensions.

8 years later, however, Apple is beginning the process of deprecating the platform. With Safari 10, Apple expanded its Safari App Extension Platform. These extensions are distributed through native Mac applications, and Apple says they are much more secure and lightweight. They don’t see any web browsing details, and because they run through the native Mac app, they put much less of a strain on memory and CPU performance.

Safari 12 pushes developers even more towards this platform. By deprecating legacy Safari Extensions, Apple is pushing developers to transition to Safari App Extensions – which, again, are offered through traditional Mac apps via the Mac App Store. Apple says it will continue to accept new submissions to the existing.

It warns, however, that it will eventually transition away entirely from the Gallery platform. Shloka Kini, Developer Publications team member at Apple, explains: We’ll continue to accept submissions to the Gallery until the end of 2018. However, we will be coming up with more updates in the following year. And will eventually transition entirely to Safari App Extensions. So the best thing for you to do is learn how to develop extensions in Safari App Extensions and Content Blockers. Elsewhere during the session, Apple detailed its new automatic strong password format. The company says that by default, auto-fill passwords are 20 characters long with upper-case, lower-case, digits, and hyphens.

Web developers, however, can use the “passwordrules” attribute to add additional requirements for passwords on their websites. Furthermore, Safari 12 includes support for developers to add custom drag and drop features on their website, full screen APIs on iPad, AR models using USDZ, and easier Apple Pay support with the Payment Request API. Apple also explained how developers can use responsive design to optimize their websites for Apple Watch: If you use responsive design, we do all the work for you and your websites are going to look great on watchOS.

But, if you would like to further optimize your webpages for Apple Watch, there’s a in the WWDC app. The full “What’s new in Safari and WebKit” session can.

If to help someone take control and troubleshoot another PC over the internet, what does Apple provide for long-distance Mac-to-Mac support? Apple includes to see and control the screen of another Mac over a network connection. Perhaps the easiest approach for those who don’t want to knock around in system settings is to. Both Macs involved in the remote assistance operation need and must be logged into the. If you are the one providing the technical assistance, open Messages, select the name of the person you plan to help — or send a new message to start the conversation — and click the Details button in the upper-right corner of the window. Click the Screen Share icon, which looks like two overlapping rectangles, and select “Ask to share screen.” (If you’re the one needing the help, you can also reach out via a Messages buddy and use the “Invite to Share My Screen” option.).

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If the Messages app is not an option, Apple’s support site has detailed instructions for in System Preferences and using alternative screen-sharing methods or iCloud’s (until Back to My Mac is in the next version of the operating system). If you are remotely trying to configure settings on someone else’s Mac and you both have iOS devices, Apple’s video chat app can be helpful for visual cues walking someone through setup steps; Microsoft Skype users for visual reference. Like Windows users, if you don’t care for the built-in tools, you can also use free third-party programs like to give and get remote assistance. Edovia’s $30 is another remote-control app and has a free trial version available.

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Personal Tech invites questions about computer-based technology to. This column will answer questions of general interest, but letters cannot be answered individually.