Onyour Mac, choose Apple menu > System Settings, click General in the sidebar, then click Sharing on the right. (You may need to scroll down.) Turn on Remote Login, then click the Info button on the right. If you want, turn on "Allow full disk access for remote users.". Click the "Allow access for" pop-up menu, then do one of the Upgradefrom OS 10.9.5 to MacOS Catalina stalls and does not progress Hi, I have a MacPro mid 2012 with OS 10.9.5 and tried to upgrade to Catalina, was able to access the software update from "App Store" but it just hangs after asking which disk I want to install it on. So, I tried to update to High Sierra as recommended on one post in the Apple Support site but I am unable to access "High Whatto Know. Mojave and later: Select System Preferences > Software Update > Update Now. High Sierra and earlier: Open the App Store, go to the Updates tab, and select Update. Before installing an update, perform a backup of your system in case something goes awry. The method for updating your MacBook Air varies with the version of macOS or OS Todownload an installer suitable for creating a bootable installer, use the App Store or use a web browser to download from a Mac that is compatible with that version of macOS. The Mac must also be using macOS High Sierra or later, the latest version of macOS Sierra, or the latest version of OS X El Capitan. ForBest results use Safari to commence the download as Others may not work. Safari will open a redirect and open the Apple Store where the download can commence. Make Time Machine Backup is very useful and can be used to Revert to Previous Working macOS. Notation - Mojave is the Last version to support 32 bit applications / extensions and Drivers. Step5. In Terminal, type one of the following commands, depending on your version of macOS. (The name of the version of macOS, is the one you want to install on the key and downloaded.) Instead of "/Volumes/ MyVolume", type the name of your USB drive. Type everything else exactly as you see it (or better yet, copy and paste it from here). mDDege.

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