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The free F.lux 4.148 download is provided on our website. The built-in antivirus system shows that the downloadable file is secure.
Some users state that there are several pluses: it works perfectly, the software works like a charm, is stable, is light on resources and is open source.
The software is designed to work with Windows XP/XP Professional/Vista/7/8/10/11 32-bit. The most popular versions of this software that our community members download are 4.84, 4.7 and 4.6. The copyright holder of the software is F.lux Software LLC. These filenames are among the most common for this tool: flux.exe, Flux_4.0.0.exe and PhotoStream.exe. The software is found among System Utilities, according to its main purpose.
