Reprinted from TidBITS by permission; reuse governed by Creative Commons license BY-NC-ND 3.0. TidBITS has offered years of thoughtful commentary on Apple and Internet topics. For free email subscriptions and access to the entire TidBITS archive, visit http://www.tidbits.com/ Expired Certificate Breaks Logitech Mac Apps; Manual Fix Available Adam Engst At The Verge, [1]Jess Weatherbed writes: If you're among the macOS users experiencing some weird issues with your Logitech mouse, then good news: Logitech has now released a fix. This comes after [2]multiple Reddit users reported yesterday that Logi Options Plus ' the app required to manage and configure the controls on Logitech accessories ' had stopped working, preventing them from using customized scrolling features, button actions, and gestures. Logitech made a serious error here, especially because the expired certificate that broke the Logi Options Plus and G Hub apps also affected the in-app updater. If your Logitech devices are affected, [3]follow the company's instructions to resolve the issue. Mistakes happen, but at least Logitech has acknowledged the issue, provided a fix, and apologized. [4]Read original article References 1. https://www.theverge.com/news/857377/logitech-macos-logi-options-mouse-certification-fix 2. https://www.reddit.com/r/logitech/comments/1c6oynm/logi_options_stuck_loading_forever/ 3. https://support.logi.com/hc/en-us/articles/37493733117847-Options-and-G-HUB-macOS-Certificate-Issue 4. https://www.theverge.com/news/857377/logitech-macos-logi-options-mouse-certification-fix .