- Letter:
AllA(29)B(25)C(29)D(16)E(10)F(22)G(22)H(20)I(17)J(6)K(10)L(27)M(28)N(20)O(7)P(20)Q(7)R(15)S(32)More
- Operating System:
AllWindows XP(8)Windows Vista(8)Windows 7(8)Windows 8(8)Windows 10(8)Windows 2000(8)Windows Server 2003(8)Windows Server 2008(8)Windows Server 2012(8)Windows Server 2016(8)macOS(8)Linux(8)Android(8)iOS(8)