Notebooky jsou různé.https://forums.lenovo.com/t5/ThinkPad-X-Series-Laptops/Can-t-Remove-Odd-Icon-on-Desktop/td-p/248156https://forums.lenovo.com/t5/ThinkPad-T400-T500-and-newer-T/Keyboard-light-on-screen-indicator-stays-on-with-Windows-10/td-p/2204285