Logitech Options+ and G HUB are hanging for Mac users due to an expired Apple Developer Certificate. Learn how to fix the issue and restore your MX Master settings without losing your customizations.

An expired certificate has resulted in numerous Logitech peripherals losing full functionality in macOS. Here's how to remedy the problem.

According to Logitech’s support page, the problem was caused by “an expired certificate” required for the apps to run.

Preview 0:58 A bit different, and my qualifications 1:40 What's in the box? 3:00 So why even consider a trackball? 4:49 Build ...

There has long been criticism of Logitech's overloaded Mac app for mice, keyboards, and more. Now Options+ has briefly deactivated itself.