How to Check Your Mac's Manufacture Date in macOS 27
If you installed macOS 27 Golden Gate, here's a way to find out when your Mac was manufactured. Apple has restored access to information that effectively disappeared when it randomized its serial numbers a few years ago. On your Mac, go to System Settings ➝ General ➝ About, then click "Regulatory Certification" under the System Report button.
- ▪If you installed macOS 27 Golden Gate, here's a way to find out when your Mac was manufactured.
- ▪Apple has restored access to information that effectively disappeared when it randomized its serial numbers a few years ago.
- ▪On your Mac, go to System Settings ➝ General ➝ About, then click "Regulatory Certification" under the System Report button.
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Story provenance
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Record
| Original publisher | MacRumors |
| Canonical URL | https://www.macrumors.com/how-to/check-your-mac-manufacture-date-macos/ |
| Publication time | Fri, 25 Sep 2026 07:14:29 +0000 |
| Retrieval time | 2026-09-25T07:15:28.532Z |
| Last seen | 2026-09-25T07:15:28.532Z |
| Headline source | Publisher (no WeSearch rewrite) |
| Excerpt source | publisher body |
| Excerpt method | First ~120 words (~800 chars) of extracted publisher body, fair-use limited. |
| Summary | WeSearch · cerebras-chat (WeSearch summarizer) |
| Summary source text | contentText |
| Citation coverage | Summary is a WeSearch-generated derivative; primary citation is the original publisher URL. |
| Cluster | 23aUS2_BwdGS · 1 stories |
| Cluster logic | Grouped by semantic title/content similarity across sources within a rolling window. Same-publisher template collisions are excluded from coverage comparison. |
| Ranking reason | Story pages are not engagement-ranked. Hub feeds use recency, with optional source-diversified chronological ordering (cap consecutive stories per source). No personalized ranking. |
| Publisher visit | Yes — open original |
| Substitutes article? | No — link-out required for full text |
Rights status (four layers)
WeSearch handling by dimension
| Indexing | May the item be indexed (stored, ranked, made findable)? | Allowed |
| Snippet | May a short excerpt of the publisher's text be shown? | Allowed |
| AI summary | May WeSearch generate its own short summary of the article? | Limited |
| Retrieval / RAG | May the content be exposed for third-party retrieval-augmented generation? | Not asserted |
| Model training | May the content be used to train AI models? | Not asserted |
| Commercial reuse | May the content be reused commercially? | Not permitted |
Basis: Derived from the published RSS/Atom feed. Contact: [email protected]. Reviewed: 2026-07-24.
Opening excerpt (first ~120 words) tap to expand
If you installed macOS 27 Golden Gate, here's a way to find out when your Mac was manufactured. Apple has restored access to information that effectively disappeared when it randomized its serial numbers a few years ago. On your Mac, go to System Settings ➝ General ➝ About, then click "Regulatory Certification" under the System Report button. The certificate will show with a new "Date of Manufacture" field at the bottom. You used to be able to decode the serial number on an Apple device to find out when and where it was made. That changed in 2021, when Apple began adopting randomized serial numbers without encoded manufacturing details. That left owners of newer Macs with no similarly straightforward way to determine when their machine was made – until macOS 27 arrived.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at MacRumors.
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