I bricked my $3,700 Mac Studio by upgrading to MacOS 26 - here's how I got it back

Warning: If you own a Mac with an M3 Ultra chip, don't be like me. Hold off on upgrading to Tahoe. Here's why.
Cult of Mac

Your Logitech mouse or keyboard is broken on Mac — here’s the fix [Updated]

A certificate issue has broken the Logi Options+ app on macOS, leaving many Logitech mouse and keyboard features unusable ...
Macworld on MSN

It’s not you–a Logitech blunder borked your Mac mouse, but there’s a fix

If you’ve been having issues with your Logitech mouse on your Mac, it’s not you, it’s them.

Expired certificate completely breaks macOS Logitech apps, user customizations

The culprit, according to both a Logitech support page and Reddit posts from Logitech Head of Global Marketing Joe Santucci, ...

Logitech Options+, G HUB macOS apps break after certificate expires

Logitech's Options+ and G Hub apps on macOS stopped working after their code-signing certificate expired, leaving users ...

Logitech caused its mice to freak out by not renewing a certificate

According to Logitech’s support page, the problem was caused by “an expired certificate” required for the apps to run. Windows users were unaffected. The issues only impacted Mac users because macOS ...