Logitech MX Ergo button not recognized / Logitech Options disables BTT - Discussion & Questions - BetterTouchTool Community
Amazon.com: Logitech MX Ergo Wireless Trackball Mouse, Ergonomic Design, Move Content Between 2 Windows and Apple Mac Computers (Bluetooth or USB), Rechargeable - With Free Adobe Creative Cloud Subscription : Electronics
Product Review: Logitech MX Ergo Wireless Trackball Mouse | Gary Woodfine