Themostcommoncauseisnothavinganupdatedoperatingsystem.Downloadthelatest.NETFrameworkandWindowsUpdates.Inrarecases,theFATXplorerinstallationmayhavebecomecorrupt.Redownloaditfromthewebsite. MiscellaneousPoints Update. FATXplorerissupportedonboth32bitand64bitoperatingsystems. ...