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"Facebook not supported" in Safari after update Ventura 13.4.1.a

This is Facebook after the patch update 13.4.1.a of today on MacOs:

Browser not supported, you are using a browser not supported from Facebook, so we redirected you to a simpler version to offer you the best experience.... what happened? Only to me?


MacBook Pro (M1, 2020)

Posted on Jul 10, 2023 11:01 AM

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Question marked as Top-ranking reply

Posted on Jul 10, 2023 10:22 PM

The update was pulled. Article on MacRumors.


You can remove it in the meantime. I did and all is well again.


Go to Settings->About and click the i next to the OS version. You’ll see an option to remove the update.


Im sure a fixed update will be available soon.

50 replies

Jul 10, 2023 3:04 PM in response to medialp

macOS Ventura 13.4.1 (a)

Released July 10, 2023

WebKit

Available for: macOS Ventura 13.4.1

Impact: Processing web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

Description: The issue was addressed with improved checks.

CVE-2023-37450: an anonymous researcher


This update fixes a webkit issue. So I suspect it will be Facebook that has to make a change, not Apple. Most reports are about Facebook. In my personal experience it’s only Facebook, all other websites I visit regularly are fine.


And who knows what games Facebook plays with its website. Maybe Apple just closed a Facebook back door.

Jul 10, 2023 7:14 PM in response to medialp

This just happend to me today 7/10/23. Yesterday Facebook was normal. Today I get the "Facebook not supported" message and Facebook shows up in a single column in the center of the display. Not very useable. What is going on here? Apple technical support had no idea, and said it's not their problem. I wonder if there is anybody at Facebook who can help with this, or even cares about this.

"Facebook not supported" in Safari after update Ventura 13.4.1.a

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