diff --git a/xs/src/libslic3r/PrintConfig.cpp b/xs/src/libslic3r/PrintConfig.cpp
index dfdb4e983..fc8b80b02 100644
--- a/xs/src/libslic3r/PrintConfig.cpp
+++ b/xs/src/libslic3r/PrintConfig.cpp
@@ -357,10 +357,10 @@ PrintConfigDef::PrintConfigDef()
     def = this->add("enforce_full_fill_volume", coBool);
     def->label = L("Enforce 100% fill volume");
     def->category = L("Infill");
-    def->tooltip = L("Experimental option wich modify (in solid infill) fill flow to have the exact amount of plastic inside the volume to fill "
+    def->tooltip = L("Experimental option which modifies (in solid infill) fill flow to have the exact amount of plastic inside the volume to fill "
         "(it generally changes the flow from -7% to +4%, depending on the size of the surface to fill and the overlap parameters, "
-        "but it can go as high as +50% for infill in very small area where rectilinear doesn't have a good coverage). It has the advantage "
-        "to remove the over-extrusion seen in thin infill area, from the overlap ratio");
+        "but it can go as high as +50% for infill in very small areas where rectilinear doesn't have good coverage). It has the advantage "
+        "to remove the over-extrusion seen in thin infill areas, from the overlap ratio");
     def->cli = "enforce-full-fill-volume!";
     def->default_value = new ConfigOptionBool(true);
 
@@ -416,7 +416,7 @@ PrintConfigDef::PrintConfigDef()
     def->label = L(" ");
     def->category = L("Layers and Perimeters");
     def->tooltip = L("Join the perimeters to create only one continuous extrusion without any z-hop."
-        " Long inside travel (from external to holes) are not extruded to give some place to the infill.");
+        " Long inside travel (from external to holes) are not extruded to give some space to the infill.");
     def->cli = "loop-perimeter!";
     def->default_value = new ConfigOptionBool(false);
     
@@ -1425,7 +1425,7 @@ PrintConfigDef::PrintConfigDef()
     def = this->add("no_perimeter_unsupported", coBool);
     def->label = L("");
     def->category = L("Layers and Perimeters");
-    def->tooltip = L("Experimental option to remove perimeters where there are nothing under and where a bridged infill should be better. Computationaly intensive!");
+    def->tooltip = L("Experimental option to remove perimeters where there is nothing under it and where a bridged infill should be better. Computationally intensive!");
     def->cli = "no-perimeter-unsupported!";
     def->default_value = new ConfigOptionBool(false);
 
@@ -1438,9 +1438,9 @@ PrintConfigDef::PrintConfigDef()
     def->default_value = new ConfigOptionInt(0);
 
     def = this->add("noperi_bridge_only", coBool);
-    def->label = L("Only on briged area");
+    def->label = L("Only on bridged areas");
     def->category = L("Layers and Perimeters");
-    def->tooltip = L("Only remove perimeters over area marked as 'bridge'. Can be useful to let perimeter run over overhangs, but it's not very reliable.");
+    def->tooltip = L("Only remove perimeters and over area marked as 'bridge'. Can be useful to let perimeter run over overhangs, but it's not very reliable.");
     def->cli = "noperi-bridge-only!";
     def->default_value = new ConfigOptionBool(true);