Update my Macbook Pro with OS X 10.9.5

Depending on the MacBook Pro's build date and other specs, in theory

your Mac could upgrade to Catalina; or High Sierra, among others.

• How to get old versions of macOS - Apple Support

https://support.apple.com/en-us/HT211683

gusvazz wrote:

Hello, How can I update my macbook pro with OS X 10.9.5?

Big Sur macOS 11.2.3

https://support.apple.com/macos

or if you do not meet the tech specs, older macOS can be found on the backup server—

verify you are using the Safari browser to download/initiate the macOS links:

older macOS installer backups on this server: https://support.apple.com/en-gb/HT211683

gusvazz wrote:

Nombre del modelo: MacBook Pro

Identificador del modelo: MacBookPro5,5

Nombre del procesador: Intel Core 2 Duo

Velocidad del procesador: 2,26 GHz

Cantidad de procesadores: 1

Cantidad total de núcleos: 2

Caché de nivel 2: 3 MB

Memoria: 8 GB

Velocidad del bus: 1,07 GHz

Mid 2009 you are limited to OS X 10.11 El Capitan -

Technical Specifications:

https://support.apple.com/kb/SP728

MacBook (Early 2015) (Only 10.10 and 10.11)

MacBook (Late 2008 Aluminum, or Early 2009 or newer)

MacBook Pro (Mid/Late 2007 or newer)

MacBook Air (Late 2008 or newer)

Mac mini (Early 2009 or newer)

iMac (Mid 2007 or newer)

Mac Pro (Early 2008 or newer)

Xserve (Early 2009)

older macOS installer backups on this server: https://support.apple.com/en-gb/HT211683

Back up your data, check your applications for compatibility, and depending on which MacBook Pro model you have, click on El Capitan, High Sierra, Catalina, or Big Sur.

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