WebApr 11, 2024 · Here's how to download and install macOS Sierra: 1. Go to this link (or through the App Store) to get to the download page. 2. Click "Download" and wait while it downloads. If you download in the ... WebNov 17, 2024 · Use Terminal to create the bootable installer. Plug in the USB flash drive or other volume that you're using for the bootable installer. Open Terminal, which is in the Utilities folder of your Applications folder. Type or paste one of the commands below into Terminal, then press Return to enter the command.
How to Install macOS High Sierra - iFixit Repair Guide
WebDec 1, 2024 · Start up from macOS Recovery First, make sure your Mac is connected to the internet. Then follow the appropriate steps based on whether you're using a Mac with Apple silicon: Apple silicon Turn on your Mac and continue to press and hold the power button until you see the startup options window. WebNov 9, 2016 · To use Apple Diagnostics to check your Mac hardware, shut down, press the power button, and immediately hold the 'D' key until diagnostics begins. Quit the installer to restart your computer and try again. It gives this message 99% of the time on 11%. I think one time it went way up but I don't remember the %. texas state bank athens tx
macOS 10.13 High Sierra problems: how to fix them TechRadar
WebFeb 8, 2024 · Here’s how to do it: Launch Disk Utility Select the main hard drive on your device Click First Aid WebJan 28, 2024 · Sometimes simply rebooting the Mac and trying again can resolve the failed installation error. Make sure the Mac is online and functionally connected to the internet Some Mac users have encountered the Installation Failed error because their Mac has dropped an internet connection, or because of a DNS issue. WebJul 19, 2024 · If you’re installing macOS Sierra or later, choose “APFS.” Otherwise, you’ll need to format to “Mac OS Extended (Journaled)” for El Capitan and earlier. When you’re sure about your decision, click “Erase” and confirm. texas state bank lufkin texas