FreeFileSync Forum

It's expected that "subst"-drives are not visible after elevating FFS with admin rights, but they should be visible by default. The question is what are you doing to get "Windows Error Code 1300" and what is the full error message text?
i found the problem: Global Settings - Copy filesystem ...

A few desparate comments:
The from-drives are wide open and visible from every program on my computer. The to-drives are wide open, visible from every program on my computer and may be written or modified by about every program on y computer. Why in the world is it impossible for FFS to do anything ...

window 7: if i run FFS with 'admin privilege' it wont see my 'subst' drives; if i run FFS without, it says
"Windows Error Code 1300: no privileges" "SeSecurityPrivilege" on every 'subst' drives.
Tested on v3.12.0.0, v3.16.0.0 v5.5.0.0 and v6.4.0.0