The Use system proxy settings setting is default. If you have no proxy configured, either the no proxy, or the auto detect you have checked will also work, and if there is a proxy configured, it will detect and use it. A Guy
My Computer
At a glance
Windows 10 Home x64INTEL Core i5-750 Quad-Core 3.37GHzHyperX Fury Black Series 8GB (2 x 4GB) 1866MhzEVGA GeForce GTX 750 Superclocked 1GB 128-Bit...
The Use system proxy settings setting is default. If you have no proxy configured, either the no proxy, or the auto detect you have checked will also work, and if there is a proxy configured, it will detect and use it. A Guy