Installing a newer OS is called an upgrade.
This step is important. An Internet connection is needed in order to reinstall the macOS operating system. If you are using a laptop, make sure it is connected to a power source. How to install a new copy of macOS Big Sur in Recovery Mode. Recovery Mode is the special salvation of the Mac that first launched with OS X 10.7 Lion. 2015-6 OS X 10.11.6 (El Capitan) Mac OS X 10.11.6 was an update to Mac OS X 10.11 released on July 18, 2016. Resolves an issue that may prevent settings from being saved in accounts with parental controls enabled. Resolves an issue that prevented some network devices, such as speakers and multifunction printers, from accessing SMB share points. Open the downloaded Mac OS X El Capitan software and preview the file in the Applications folder. Click “Continue” and then select “Agree”. Click on “Install” and then enter your admin password. Installing Mac OS X El Capitan Safely on an External Drive.
Which OS you can upgrade to will be governed by which model and year your mac is.
Click on the top left of your screen click on About This Mac to find out the year of your mac.
If you find your mac can upgrade to the newer OS's like macOS Mojave 10.14, macOS Catalina 10.15,
macOs Big Sur 11.5 I would recommend you upgrade to macOS High Sierra 10.13 first.
For High Sierra, Mojave or Catalina,
Open Safari and click on this link,
Go to Check Compatibility to see if your mac qualifies for the OS upgrade you want.
Then go to the Download OS section and click on the OS you want to install.
Before upgrading make a full back up of your Mac.
Check that third party apps you use have updates available for the new OS.
Check that your printers/ scanners etc have updated drivers and software available for the new OS.
Connect your mac to your router via cable rather than rely on WiFi.
Do not use your mac while it is downloading
and do not use any other devices that share the same internet connection.
If the App Store says ‘Open’ then it is detecting a previous download of the install app
go to the Applications folder locate Install macOS ******.app.
Move it to the Trash, empty the Trash.
Restart, click on the link again, the App Store should say ‘Get' or 'Download'.
If you want to or are able to install Big Sur, open Safari and click on the link below.
Mac Os 10.11 6 Installer Free
If you are considering upgrading to Catalina or Big Sur be warned they do not support 32bit apps.
Your Mac is probably running 32bit apps and these will need to be updated to 64bit apps,
Os Installer Download
some updates may be free, some may be paid. Use this app to discover which apps you have
are 32bit, https://www.stclairsoft.com/Go64/ then contact the developers of the software to see
if they are offering 64bit updates.
Aug 16, 2021 5:47 PM