When Software Update says that your Mac is up to date, the installed version of macOS and all of its apps are also up to date. That includes Safari, Music, Photos, Books, Messages, Mail, Calendar, and FaceTime. For those of you who have Windows installed on your system, each motherboard manufacturer has a website page on how to update the BIOS (see Option 2). However, the following methods are alternatives to updating the BIOS in Windows with a motherboard manufacturer's own utilities.

Mar 03, 2021 Rufus is one of the all rounder boot USB maker tool for for Windows. It can make bootable USB from almost any OS installation ISO file, including Linux. Actually using this software is damn simple, we just have to select few options and choose the proper ISO file, and that's all. To create windows 10 bootable USB with Rufus, follow the steps below. The following tutorial will help you create a bootable USB flash drive for Windows 8.1 or 8 the easy way using Microsoft’s own Windows USB/DVD Download Tool. This tutorial is also applicable for those of you trying to make bootable flash drive for Windows 7 or even the upcoming Windows 10. Format your usb stick with the disk utility tool. (Make sure the usb is partitioned as mac bootable then use use the image recovery and put your mounted OS X iso into the source and your usb as the location.) restart your computer while holding down the option key. Feb 25, 2021 Generally, to make an external hard drive bootable, you have three ways to go. EaseUS Todo Backup can help you create a bootable external hard drive with the minimum time and effort. In addition, you can also use CMD or the Windows built-in feature - Windows To Go to make a bootable USB hard drive.

Use Software Update

1. Choose System Preferences from the Apple menu , then click Software Update to check for updates.
   
2. If any updates are available, click the Update Now button to install them. Or click “More info” to see details about each update and select specific updates to install. You might be asked to enter your administrator password.
   
3. When Software Update says that your Mac is up to date, the installed version of macOS and all of its apps are also up to date. That includes Safari, Music, Photos, Books, Messages, Mail, Calendar, and FaceTime.
4. To automatically install future updates, including for apps that you got from the App Store, select “Automatically keep my Mac up to date.” Your Mac will notify you when updates require it to restart, so you can always choose to install those later.

Update the software on your iPhone, iPad, or iPod touch

Learn how to update your iPhone, iPad, or iPod touch to the latest version of iOS or iPadOS.

Mac Os X Sierra Updates

Learn more

Osx High Sierra Security Update

• Learn how to get updates for earlier versions of macOS that don't include Software Update preferences.
• You can also use the App Store to update apps or redownload apps that came from the App Store.
• Learn which macOS your Mac is using and how to upgrade to the latest macOS.
• When your Mac is connected to a Personal Hotspot, large updates don't download automatically.