diff --git a/tutorials/compressible/rhoPimpleFoam/ras/cavity/system/fvSchemes b/tutorials/compressible/rhoPimpleFoam/ras/cavity/system/fvSchemes
index 3049da2bed..da4ffa1eaa 100644
--- a/tutorials/compressible/rhoPimpleFoam/ras/cavity/system/fvSchemes
+++ b/tutorials/compressible/rhoPimpleFoam/ras/cavity/system/fvSchemes
@@ -46,14 +46,14 @@ divSchemes
 laplacianSchemes
 {
     default         none;
-    laplacian(muEff,U) Gauss linear corrected;
-    laplacian(mut,U) Gauss linear corrected;
-    laplacian(DkEff,k) Gauss linear corrected;
-    laplacian(DepsilonEff,epsilon) Gauss linear corrected;
-    laplacian(DREff,R) Gauss linear corrected;
-    laplacian(DomegaEff,omega) Gauss linear corrected;
-    laplacian((rho*(1|A(U))),p) Gauss linear corrected;
-    laplacian(alphaEff,h) Gauss linear corrected;
+    laplacian(muEff,U) Gauss linear orthogonal;
+    laplacian(mut,U) Gauss linear orthogonal;
+    laplacian(DkEff,k) Gauss linear orthogonal;
+    laplacian(DepsilonEff,epsilon) Gauss linear orthogonal;
+    laplacian(DREff,R) Gauss linear orthogonal;
+    laplacian(DomegaEff,omega) Gauss linear orthogonal;
+    laplacian((rho*(1|A(U))),p) Gauss linear orthogonal;
+    laplacian(alphaEff,h) Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -63,7 +63,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         corrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/compressible/sonicFoam/laminar/shockTube/system/fvSchemes b/tutorials/compressible/sonicFoam/laminar/shockTube/system/fvSchemes
index b4cf8d2e38..616ee4aa1b 100644
--- a/tutorials/compressible/sonicFoam/laminar/shockTube/system/fvSchemes
+++ b/tutorials/compressible/sonicFoam/laminar/shockTube/system/fvSchemes
@@ -40,9 +40,9 @@ divSchemes
 laplacianSchemes
 {
     default         none;
-    laplacian((rho*(1|A(U))),p) Gauss linear corrected;
-    laplacian(muEff,U) Gauss linear corrected;
-    laplacian(alphaEff,e) Gauss linear corrected;
+    laplacian((rho*(1|A(U))),p) Gauss linear orthogonal;
+    laplacian(muEff,U) Gauss linear orthogonal;
+    laplacian(alphaEff,e) Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -52,7 +52,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         corrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/heatTransfer/buoyantSimpleFoam/buoyantCavity/system/fvSchemes b/tutorials/heatTransfer/buoyantSimpleFoam/buoyantCavity/system/fvSchemes
index 02edc9816b..cdaadf4c30 100644
--- a/tutorials/heatTransfer/buoyantSimpleFoam/buoyantCavity/system/fvSchemes
+++ b/tutorials/heatTransfer/buoyantSimpleFoam/buoyantCavity/system/fvSchemes
@@ -39,12 +39,12 @@ divSchemes
 laplacianSchemes
 {
     default         none;
-    laplacian(muEff,U) Gauss linear uncorrected;
-    laplacian((rho*(1|A(U))),p_rgh) Gauss linear uncorrected;
-    laplacian(alphaEff,h) Gauss linear uncorrected;
-    laplacian(DkEff,k) Gauss linear uncorrected;
-    laplacian(DepsilonEff,epsilon) Gauss linear uncorrected;
-    laplacian(DomegaEff,omega) Gauss linear uncorrected;
+    laplacian(muEff,U) Gauss linear orthogonal;
+    laplacian((rho*(1|A(U))),p_rgh) Gauss linear orthogonal;
+    laplacian(alphaEff,h) Gauss linear orthogonal;
+    laplacian(DkEff,k) Gauss linear orthogonal;
+    laplacian(DepsilonEff,epsilon) Gauss linear orthogonal;
+    laplacian(DomegaEff,omega) Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -54,7 +54,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         uncorrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/incompressible/icoFoam/cavity/system/fvSchemes b/tutorials/incompressible/icoFoam/cavity/system/fvSchemes
index b9f9c65223..c311eb8961 100644
--- a/tutorials/incompressible/icoFoam/cavity/system/fvSchemes
+++ b/tutorials/incompressible/icoFoam/cavity/system/fvSchemes
@@ -35,8 +35,8 @@ divSchemes
 laplacianSchemes
 {
     default         none;
-    laplacian(nu,U) Gauss linear corrected;
-    laplacian((1|A(U)),p) Gauss linear corrected;
+    laplacian(nu,U) Gauss linear orthogonal;
+    laplacian((1|A(U)),p) Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -47,7 +47,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         corrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/incompressible/icoFoam/cavityClipped/system/fvSchemes b/tutorials/incompressible/icoFoam/cavityClipped/system/fvSchemes
index b9f9c65223..c311eb8961 100644
--- a/tutorials/incompressible/icoFoam/cavityClipped/system/fvSchemes
+++ b/tutorials/incompressible/icoFoam/cavityClipped/system/fvSchemes
@@ -35,8 +35,8 @@ divSchemes
 laplacianSchemes
 {
     default         none;
-    laplacian(nu,U) Gauss linear corrected;
-    laplacian((1|A(U)),p) Gauss linear corrected;
+    laplacian(nu,U) Gauss linear orthogonal;
+    laplacian((1|A(U)),p) Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -47,7 +47,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         corrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSchemes b/tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSchemes
index 1718307504..58be93e54d 100644
--- a/tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSchemes
+++ b/tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSchemes
@@ -41,13 +41,13 @@ divSchemes
 
 laplacianSchemes
 {
-    default         Gauss linear uncorrected;
-    laplacian(muEff,U) Gauss linear uncorrected;
-    laplacian(mut,U) Gauss linear uncorrected;
-    laplacian(DkEff,k) Gauss linear uncorrected;
-    laplacian(DepsilonEff,epsilon) Gauss linear uncorrected;
-    laplacian((rho*(1|A(U))),p) Gauss linear uncorrected;
-    laplacian(alphaEff,h) Gauss linear uncorrected;
+    default         Gauss linear orthogonal;
+    laplacian(muEff,U) Gauss linear orthogonal;
+    laplacian(mut,U) Gauss linear orthogonal;
+    laplacian(DkEff,k) Gauss linear orthogonal;
+    laplacian(DepsilonEff,epsilon) Gauss linear orthogonal;
+    laplacian((rho*(1|A(U))),p) Gauss linear orthogonal;
+    laplacian(alphaEff,h) Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -57,7 +57,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         uncorrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/system/fvSchemes b/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/system/fvSchemes
index f2abd9112f..99d8f6e1c3 100644
--- a/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/system/fvSchemes
+++ b/tutorials/lagrangian/coalChemistryFoam/simplifiedSiwek/system/fvSchemes
@@ -42,14 +42,14 @@ divSchemes
 
 laplacianSchemes
 {
-    default         Gauss linear corrected;
-    laplacian(muEff,U) Gauss linear corrected;
-    laplacian(mut,U) Gauss linear corrected;
-    laplacian(DkEff,k) Gauss linear corrected;
-    laplacian(DepsilonEff,epsilon) Gauss linear corrected;
-    laplacian(DREff,R) Gauss linear corrected;
-    laplacian((rho*(1|A(U))),p) Gauss linear corrected;
-    laplacian(alphaEff,hs) Gauss linear corrected;
+    default         Gauss linear orthogonal;
+    laplacian(muEff,U) Gauss linear orthogonal;
+    laplacian(mut,U) Gauss linear orthogonal;
+    laplacian(DkEff,k) Gauss linear orthogonal;
+    laplacian(DepsilonEff,epsilon) Gauss linear orthogonal;
+    laplacian(DREff,R) Gauss linear orthogonal;
+    laplacian((rho*(1|A(U))),p) Gauss linear orthogonal;
+    laplacian(alphaEff,hs) Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -59,7 +59,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         corrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/system/fvSchemes b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/system/fvSchemes
index a74c78c1fc..f7d8cb9e59 100644
--- a/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/system/fvSchemes
+++ b/tutorials/lagrangian/porousExplicitSourceReactingParcelFoam/parcelInBox/system/fvSchemes
@@ -42,7 +42,7 @@ divSchemes
 
 laplacianSchemes
 {
-    default         Gauss linear uncorrected;
+    default         Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -52,7 +52,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         uncorrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/system/fvSchemes b/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/system/fvSchemes
index 729ed886a0..da2e0b5250 100644
--- a/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/system/fvSchemes
+++ b/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/system/fvSchemes
@@ -41,7 +41,7 @@ divSchemes
 
 laplacianSchemes
 {
-    default         Gauss linear uncorrected;
+    default         Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -51,7 +51,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         uncorrected;
+    default         orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/system/wallFilmRegion/fvSchemes b/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/system/wallFilmRegion/fvSchemes
index 00bb295977..970936568e 100644
--- a/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/system/wallFilmRegion/fvSchemes
+++ b/tutorials/lagrangian/reactingParcelFilmFoam/rivuletPanel/system/wallFilmRegion/fvSchemes
@@ -48,14 +48,14 @@ gradSchemes
 laplacianSchemes
 {
     default none;
-    laplacian(sigmaf,deltaf) Gauss linear uncorrected;
-    laplacian(deltaCoeff,deltaf) Gauss linear uncorrected;
+    laplacian(sigmaf,deltaf) Gauss linear orthogonal;
+    laplacian(deltaCoeff,deltaf) Gauss linear orthogonal;
 }
 
 snGradSchemes
 {
-    snGrad(p) uncorrected;
-    snGrad(deltaf) uncorrected;
+    snGrad(p) orthogonal;
+    snGrad(deltaf) orthogonal;
 }
 
 fluxRequired
diff --git a/tutorials/lagrangian/sprayFoam/aachenBomb/system/fvSchemes b/tutorials/lagrangian/sprayFoam/aachenBomb/system/fvSchemes
index f2abd9112f..99d8f6e1c3 100644
--- a/tutorials/lagrangian/sprayFoam/aachenBomb/system/fvSchemes
+++ b/tutorials/lagrangian/sprayFoam/aachenBomb/system/fvSchemes
@@ -42,14 +42,14 @@ divSchemes
 
 laplacianSchemes
 {
-    default         Gauss linear corrected;
-    laplacian(muEff,U) Gauss linear corrected;
-    laplacian(mut,U) Gauss linear corrected;
-    laplacian(DkEff,k) Gauss linear corrected;
-    laplacian(DepsilonEff,epsilon) Gauss linear corrected;
-    laplacian(DREff,R) Gauss linear corrected;
-    laplacian((rho*(1|A(U))),p) Gauss linear corrected;
-    laplacian(alphaEff,hs) Gauss linear corrected;
+    default         Gauss linear orthogonal;
+    laplacian(muEff,U) Gauss linear orthogonal;
+    laplacian(mut,U) Gauss linear orthogonal;
+    laplacian(DkEff,k) Gauss linear orthogonal;
+    laplacian(DepsilonEff,epsilon) Gauss linear orthogonal;
+    laplacian(DREff,R) Gauss linear orthogonal;
+    laplacian((rho*(1|A(U))),p) Gauss linear orthogonal;
+    laplacian(alphaEff,hs) Gauss linear orthogonal;
 }
 
 interpolationSchemes
@@ -59,7 +59,7 @@ interpolationSchemes
 
 snGradSchemes
 {
-    default         corrected;
+    default         orthogonal;
 }
 
 fluxRequired