Looks like El Capitan 10.11.6 may be your highest system you can go. Please cohere and enter your serial numbers to verify. The max OS is listed close to the bottom of the page.
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Looks like El Capitan 10.11.6 may be your highest system you can go. Please go here and enter your serial numbers to verify. The max OS is listed close to the bottom of the page.
Looks like El Capitan 10.11.6 may be your highest system you can go. Please cohere and enter your serial numbers to verify. The max OS is listed close to the bottom of the page.
https://everymac.com/ultimate-mac-lookup/