- Letter:
AllA(28)B(10)C(20)D(24)E(8)F(23)G(6)H(8)I(7)J(3)K(10)L(11)M(280)N(16)O(8)P(20)R(10)S(17)T(19)More
- Operating System:
AllWindows 95(12)Windows 98(12)Windows Me(12)Windows XP(93)Windows Vista(93)Windows 7(93)Windows 8(93)Windows 10(93)Windows 2000(93)Windows Server 2003(93)Windows Server 2008(93)Windows Server 2012(93)Windows Server 2016(93)Mac OS Classic(93)macOS(93)Linux(93)Android(12)iOS(93)