Brave for Windows comes in two versions:
i32 or x64 . To find out which version you need, Right-click My Computer, and then click Properties. If "x64 Edition" is listed under System, your processor is capable of running a 64-bit version of Windows. If not, use the 32-bit version.
To run Brave, you must have macOS 10.9 or newer.
Brave for Linux comes in two versions:
64 bit .deb for Debian/Ubuntu and 64 bit .rpm for
Fedora/openSUSE.
Please download the correct installer for your OS.