- Letter:
AllA(31)B(16)C(19)D(22)E(10)F(39)G(10)H(13)I(10)J(4)K(7)L(10)M(33)N(13)O(7)P(13)R(10)S(21)T(24)More
- Operating System:
AllWindows XP(2)Windows Vista(2)Windows 7(2)Windows 8(2)Windows 10(2)Windows 2000(2)Windows Server 2003(2)Windows Server 2008(2)Windows Server 2012(2)Windows Server 2016(2)macOS(2)Linux(2)Android(2)iOS(2)