The "64" signifies it is intended for 64-bit Windows operating systems [1].
Always ensure you download LDPlayer64_5.0.0.exe directly from the official LDPlayer website to avoid malware or altered, unsafe versions [1]. LDPlayer64_5.0.0.exe
It is the executable installer ( .exe ) used to install or update the LDPlayer emulator [1]. The "64" signifies it is intended for 64-bit
5.0.0 indicates a specific, older update in the version 5 series. LDPlayer64_5.0.0.exe