jjs_14 wrote:
I have a 2014 MacBook Pro and an iPhone 12 Pro Max. I'm unable to backup my phone via iTunes on my MacBook because it is not uptodate with the latest software (currently has Catalina). Any advice on how I can backup my phone without updating my Mac? I've heard horror stories of having to purchase a new computer when updating with a new iOS system on an old computer.
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Backups happen through the Finder ref:
How to back up your iPhone, iPad, and iPod touch with your Mac
your 2014 is capable of running Big Sur macOS 11.6.4 — not the new Monterey macOS 12.2.1 however
How to upgrade to macOS Big Sur w/tech specs
macOS Big Sur - Technical Specifications
Tech specs—Big Sur
• MacBook (2015 or later)
• MacBook Air (2013 or later)
• MacBook Pro (Late 2013 or later)
• Mac mini (2014 or later)
• iMac (2014 or later)
• iMac Pro (2017 or later)
• Mac Pro (2013 or later)
verify you are using the Safari browser to download/initiate the macOS links.
The older macOS installer backups on this server:
How to get old versions of macOS - Apple Support