-**For UltimateKEYS, the majority (99%) of the documentation is the same. In UltimateKEYS, the math symbols have been fixed. Furthermore, some additions/changes have been made to support even more letters and symbols, mostly under combinations with the dead keys.**
+**=> Win/Linux : Only use "BASIC LATIN" characters (codes 32 to 126) for your Windows, Microsoft Live and Linux passwords !**
+Otherwise, it might be impossible to type any Unicode character higher than "Basic Latin" at the login screen/prompt (due to a different keyboard configuration) ! **=> ACCOUNT LOCKOUT**