Here is the reality of using Chrome on Catalina today.
The following browsers release security updates for macOS Catalina (as of 2026):
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| Scenario | Verdict | |-----------|---------| | Browsing news/recipes | ⚠️ Risky, but possible if you trust the sites | | Online banking, shopping, email | ❌ | | Work or school logins | ❌ Likely violates IT security policy | | Casual YouTube/Netflix | ⚠️ Video playback works, but ads/malvertising is a risk |
Your Mac is not yet obsolete, but Chrome on Catalina is. Switch to Firefox ESR today and keep your browsing safe. Here is the reality of using Chrome on Catalina today
Safari on Catalina receives some security updates but not full feature updates. It is safer than Chrome 115 but not ideal for modern web apps.
Hackers actively reverse-engineer patches for new Chrome versions (116+) to see what was fixed—then target older versions like 115 that never received the fix. | Scenario | Verdict | |-----------|---------| | Browsing
The last version of Google Chrome that officially supports macOS Catalina 10.15 is , released in mid-2024. Newer versions, starting with Chrome 129, require macOS 11 Big Sur or later.
, meaning macOS 10.15 Catalina is no longer actively supported by modern versions of the browser. Google ended official feature and security updates for Catalina users with Chrome version 128 .
Running Google Chrome on macOS Catalina: Compatibility, Installation, and Security