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.

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.
Cult of Mac

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

An expired security certificate breaks the Logi Options+ and G Hub apps on macOS, leaving many Logitech mouse and keyboard ...

Are your Logitech apps and devices are no longer working? There’s a fix available — here’s how to get it

“There is a known issue with G HUB and Logi Options+ software that causes both apps to stop working on macOS. To fix this, please visit the link below to download the updated installer and find more ...
KahawaTungu

How To Get The Cursor Back On A Laptop

Most laptops have a touchpad toggle key. The cursor often reappears immediately. A simple restart can fix many problems.