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How to acquire a verification code to upgrade from Yosemite

I'm trying to upgrade an old MacBook Early 2015 edition because Yosemite isn't supported with so many things. The problem is the Apple Store requires a verification code and when I type in my apple ID and password, the verification code box never appears. Any ideas on how to work past this challenge?


Posted on Aug 15, 2021 6:50 PM

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Question marked as Top-ranking reply

Posted on Aug 15, 2021 8:33 PM

If your AppleID requires multi-factor authentication, the code is sent to your designated trusted device(s). Is this MBP a 'trusted' device?


See

for reference.

2 replies

Aug 15, 2021 10:04 PM in response to czinchuck

As said if you have enabled 2 factor authentication then a verification code will be sent to your

nominated device. There is no verification code box.

Enter the verification code after the password without any space between the two, for example,


password1234



A 2015 MacBook can upgrade to all available OS's, El Capitan, Sierra, High Sierra, Mojave, Catalina

and the latest macOS Big Sur.

If you want to upgrade to the newer OS's like macOS Mojave 10.14, macOS Catalina 10.15 or

macOs Big Sur 11.5 I would recommend you upgrade to macOS High Sierra 10.13 first.


For El Capitan, Sierra, High Sierra, Mojave or Catalina,


Open Safari and click on this link, 

How to get old versions of macOS – Apple Support

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.

https://roaringapps.com

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.

How to upgrade to macOS Big Sur - Apple Support


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,

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.

How to acquire a verification code to upgrade from Yosemite

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