# Copy-paste buttons do not work on my RollerMouse RED **URL:** \ **Category:** RollerMouse Red\ **Tags:** buttons\ **Created:** [May 29, 2026, 8:49am UTC](https://care.contourdesign.com/t/copy-paste-buttons-do-not-work-on-my-rollermouse-red/159 "2026-05-29T08:49:13Z")\ **Posts on this page:** 1\ **Showing post:** 7
**Author:** ![Louise](https://yyz2.discourse-cdn.com/flex004/user_avatar/care.contourdesign.com/louise/32/122_2.png) [@Louise](https://care.contourdesign.com/u/Louise)\ **Post date:** [June 1, 2026, 10:57am UTC](https://care.contourdesign.com/t/copy-paste-buttons-do-not-work-on-my-rollermouse-red/159/7 "2026-06-01T10:57:28Z")
Hi Wiki, I think this is what you are looking for. > [@How do I change between Windows and Mac mode on 4.0 devices with Bluetooth?](https://care.contourdesign.com/t/how-do-i-change-between-windows-and-mac-mode-on-4-0-devices-with-bluetooth/35): > > To change the device mode between Winodws and Mac mode: This applies to all devices that have Bluetooth - typically with a rev. 4.0 sticker. The combination of buttons is DPI (cursor speed) + Paste. While holding down the DPI button, you can now press the paste button to change mode of the device. Windows mode: Press paste 1 time, and the first LED light from the left will light up. Mac mode: Press paste 2 times, and the second LED light from the left will light up. HID mode: Press paste 4… --- _[View the full topic](https://care.contourdesign.com/t/copy-paste-buttons-do-not-work-on-my-rollermouse-red/159)._