Find someone you trust to make you a bootable Install macOS Sierra installer drive - a 8 GB USB drive works well for this.You might be able to use Internet Recovery to install the OS that came with your Mac - so you’d need to buy or have a Mac that shipped with 10.12.You might be able to take your Mac to Apple Service and have the OS loaded.Fixes an issue that causes Xsan clients to unexpectedly restart when moving a file within a relation point on a Quantum StorNext File System. This update: Resolves an issue that prevents making certain SMB connections from the Finder. If Sierra legitimately isn’t in your purchased list, and for some reason the KB above gets pulled at some point: macOS 10.12.4 is an update to macOS 10.12 (Sierra) that was released by Apple on July 19, 2017.
Enterprise content: Resolves an issue that prevents making certain SMB connections from the Finder. The easiest way for Mac users can download and install macOS Sierra 10.12.6 is via the App Store: Pull down the Apple menu and choose App Store Go to the Updates tab and choose the ‘update’ button next to macOS Sierra 10.12.6 when it becomes available. The macOS Sierra 10.12.6 Update improves the security, stability, and compatibility of your Mac, and is recommended for all users. This is a change from older releases where you had to make sure and get an installer purchased before general release. This update is recommended for all macOS Sierra users. If you feel it’s missing, check with Apple Store support and your “purchase” receipt emails / purchase history. Fixes an issue that causes Xsan clients to.
Enterprise content: Resolves an issue that prevents making certain SMB connections from the Finder. If for some reason that article or link are gone, you may need to have an Apple ID that previously downloaded 10.12 Sierra - then it will be in purchased and a quick download. This update is recommended for all macOS Sierra users. The link to the installer on the Mac App Store is: Use the safari browser for all these links, please is you run into issues