Opera system requirements

Windows

Windows 7 or later
Intel Pentium 4 / AMD Athlon 64 processor or later with support for SSE2

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Opera browser for Windows

Opera browser for Mac

Mac

OS X El Capitan 10.11 or later

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Linux

64-bit Ubuntu 16.04 or later
Intel Pentium 4 / AMD Athlon 64 processor or later with support for SSE2

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You can also use Opera browser on the other Linux distributions such as openSUSE, Fedora and many others.