diff --git a/tutorials/multiphase/interIsoFoam/damBreak/system/fvSchemes b/tutorials/multiphase/interIsoFoam/damBreak/system/fvSchemes
index 0974ab0dca..3471c6fb90 100644
--- a/tutorials/multiphase/interIsoFoam/damBreak/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/damBreak/system/fvSchemes
@@ -28,8 +28,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)    Gauss limitedLinearV 1;
-    div(phi,alpha)   Gauss vanLeer;
-    div(phirb,alpha) Gauss interfaceCompression;
     div(((rho*nuEff)*dev2(T(grad(U))))) Gauss linear;
 }
 
diff --git a/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/constant/dynamicMeshDict b/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/constant/dynamicMeshDict
index e9f00c12b9..ee75b90d65 100644
--- a/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/constant/dynamicMeshDict
+++ b/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/constant/dynamicMeshDict
@@ -47,7 +47,7 @@ correctFluxes
     (phi none)
     (nHatf none)
     (rhoPhi none)
-    (alphaPhi none)
+    (alphaPhi_ none)
     (ghf none)
     (phi0 none)
     (dVf_ none)
diff --git a/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/system/fvSchemes b/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/system/fvSchemes
index 880a89205c..cf772a5117 100644
--- a/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/system/fvSchemes
@@ -28,8 +28,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)    Gauss upwind;
-    div(phi,alpha)   Gauss vanLeer;
-    div(phirb,alpha) Gauss linear;
     div(phi,k)       Gauss upwind;
     div(phi,omega)   Gauss upwind;
     div(((rho*nuEff)*dev2(T(grad(U))))) Gauss linear;
diff --git a/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/system/fvSolution b/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/system/fvSolution
index 0f414e2cea..25fc8f1703 100644
--- a/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/damBreakWithObstacle/system/fvSolution
@@ -29,9 +29,8 @@ solvers
         writeIsoFaces   false;
         reconstructionScheme plicRDF; // isoAlpha
 
-        nAlphaCorr      1;
         nAlphaSubCycles 1;
-        cAlpha          1;
+        cAlpha          1; // Read by interIsoFoam but not used
     }
 
     p_rgh
diff --git a/tutorials/multiphase/interIsoFoam/discInConstantFlow/system/fvSchemes b/tutorials/multiphase/interIsoFoam/discInConstantFlow/system/fvSchemes
index f3fb2d3ee6..2d9aaf9341 100644
--- a/tutorials/multiphase/interIsoFoam/discInConstantFlow/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/discInConstantFlow/system/fvSchemes
@@ -28,8 +28,6 @@ gradSchemes
 divSchemes
 {
     div(rho*phi,U)   Gauss limitedLinearV 1;
-    div(phi,alpha)   Gauss vanLeer;
-    div(phirb,alpha) Gauss interfaceCompression;
     div((muEff*dev(T(grad(U))))) Gauss linear;
 }
 
diff --git a/tutorials/multiphase/interIsoFoam/discInConstantFlow/system/fvSolution b/tutorials/multiphase/interIsoFoam/discInConstantFlow/system/fvSolution
index 8f14cbb4d8..e9a5e58049 100644
--- a/tutorials/multiphase/interIsoFoam/discInConstantFlow/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/discInConstantFlow/system/fvSolution
@@ -19,12 +19,12 @@ solvers
 {
     "alpha.*"
     {
-        isoFaceTol      1e-8;
-        surfCellTol     1e-8;
-        nAlphaBounds    3;
+        isoFaceTol      1e-10;
+        surfCellTol     1e-10;
+        nAlphaBounds    5;
         snapTol         0;
         clip            false;
-        cAlpha          1;
+        cAlpha          1; //Read by interIsoFoam but not used
         nAlphaSubCycles 1;
         reconstructionScheme plicRDF; // isoAlpha
     }
diff --git a/tutorials/multiphase/interIsoFoam/discInConstantFlowCyclicBCs/system/fvSchemes b/tutorials/multiphase/interIsoFoam/discInConstantFlowCyclicBCs/system/fvSchemes
index 27539b3d29..85c1ddb24f 100644
--- a/tutorials/multiphase/interIsoFoam/discInConstantFlowCyclicBCs/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/discInConstantFlowCyclicBCs/system/fvSchemes
@@ -28,8 +28,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)    Gauss linearUpwind grad(U);
-    div(phi,alpha)   Gauss vanLeer;
-    div(phirb,alpha) Gauss linear;
     div(((rho*nuEff)*dev2(T(grad(U))))) Gauss linear;
 }
 
diff --git a/tutorials/multiphase/interIsoFoam/discInConstantFlowCyclicBCs/system/fvSolution b/tutorials/multiphase/interIsoFoam/discInConstantFlowCyclicBCs/system/fvSolution
index 5bae5e24da..559f8d146d 100644
--- a/tutorials/multiphase/interIsoFoam/discInConstantFlowCyclicBCs/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/discInConstantFlowCyclicBCs/system/fvSolution
@@ -27,17 +27,8 @@ solvers
         clip            true;
         reconstructionScheme isoAlpha; // isoAlpha
 
-        nAlphaCorr      2;
         nAlphaSubCycles 1;
-        cAlpha          1;
-
-        MULESCorr       yes;
-        nLimiterIter    3;
-
-        solver          smoothSolver;
-        smoother        symGaussSeidel;
-        tolerance       1e-8;
-        relTol          0;
+        cAlpha          1; // Read but not used by interIsoFoam
     }
 
     "pcorr.*"
diff --git a/tutorials/multiphase/interIsoFoam/discInReversedVortexFlow/system/fvSchemes b/tutorials/multiphase/interIsoFoam/discInReversedVortexFlow/system/fvSchemes
index d9dd7e1883..982056b31f 100644
--- a/tutorials/multiphase/interIsoFoam/discInReversedVortexFlow/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/discInReversedVortexFlow/system/fvSchemes
@@ -28,8 +28,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)   Gauss limitedLinearV 1;
-    div(phi,alpha)  Gauss vanLeer;
-    div(phirb,alpha) Gauss linear;
 }
 
 laplacianSchemes
diff --git a/tutorials/multiphase/interIsoFoam/discInReversedVortexFlow/system/fvSolution b/tutorials/multiphase/interIsoFoam/discInReversedVortexFlow/system/fvSolution
index 05fe08f1c6..629a2b6615 100644
--- a/tutorials/multiphase/interIsoFoam/discInReversedVortexFlow/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/discInReversedVortexFlow/system/fvSolution
@@ -26,7 +26,7 @@ solvers
         clip            false;
 
         nAlphaSubCycles 1;
-        cAlpha          1;
+        cAlpha          1; // Read by interIsoFoam but not used
         reconstructionScheme plicRDF; // isoAlpha
     }
 }
diff --git a/tutorials/multiphase/interIsoFoam/iobasin/system/fvSchemes b/tutorials/multiphase/interIsoFoam/iobasin/system/fvSchemes
index 675c85755a..6fcc0b01b5 100644
--- a/tutorials/multiphase/interIsoFoam/iobasin/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/iobasin/system/fvSchemes
@@ -29,8 +29,6 @@ divSchemes
 {
     default             none;
     div(rhoPhi,U)       Gauss limitedLinearV 1;
-    div(phi,alpha)      Gauss vanLeer;
-    div(phirb,alpha)    Gauss linear;
 
     "div\(phi,(k|omega)\)"      Gauss upwind;
     div(((rho*nuEff)*dev2(T(grad(U))))) Gauss linear;
diff --git a/tutorials/multiphase/interIsoFoam/iobasin/system/fvSolution b/tutorials/multiphase/interIsoFoam/iobasin/system/fvSolution
index ab46cad2e4..c3246331ec 100644
--- a/tutorials/multiphase/interIsoFoam/iobasin/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/iobasin/system/fvSolution
@@ -20,7 +20,7 @@ solvers
     "alpha.water.*"
     {
         nAlphaSubCycles 1;
-        cAlpha          1;
+        cAlpha          1; // Read by interIsoFoam but not used
         reconstructionScheme isoAlpha; // plicRDF
         isoFaceTol      1e-8;
         surfCellTol     1e-6;
diff --git a/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation/system/fvSchemes b/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation/system/fvSchemes
index e18a11069b..908966f393 100644
--- a/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation/system/fvSchemes
@@ -28,8 +28,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)   Gauss limitedLinearV 1;
-    div(phi,alpha)  Gauss vanLeer;
-    div(phirb,alpha) Gauss linear;
     div(((rho*nuEff)*dev2(T(grad(U))))) Gauss linear;
 }
 
diff --git a/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation/system/fvSolution b/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation/system/fvSolution
index f2db19bd4c..f9c1e7a451 100644
--- a/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/notchedDiscInSolidBodyRotation/system/fvSolution
@@ -25,7 +25,7 @@ solvers
         nAlphaBounds    3;
         clip            false;
         nAlphaSubCycles 1;
-        cAlpha          1;
+        cAlpha          1; // Read by interIsoFoam but not used
         reconstructionScheme isoAlpha; // plicRDF
     }
 }
diff --git a/tutorials/multiphase/interIsoFoam/sloshingTank2D/system/fvSchemes b/tutorials/multiphase/interIsoFoam/sloshingTank2D/system/fvSchemes
index 1ea5308e02..88493c5c6a 100644
--- a/tutorials/multiphase/interIsoFoam/sloshingTank2D/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/sloshingTank2D/system/fvSchemes
@@ -27,8 +27,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)    Gauss vanLeerV;
-    div(phi,alpha)   Gauss vanLeer;
-    div(phirb,alpha) Gauss vanLeer;
     div(((rho*nuEff)*dev2(T(grad(U))))) Gauss linear;
 }
 
diff --git a/tutorials/multiphase/interIsoFoam/sloshingTank2D/system/fvSolution b/tutorials/multiphase/interIsoFoam/sloshingTank2D/system/fvSolution
index dea662b317..85c405cb1f 100644
--- a/tutorials/multiphase/interIsoFoam/sloshingTank2D/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/sloshingTank2D/system/fvSolution
@@ -18,9 +18,8 @@ solvers
 {
     alpha.water
     {
-        nAlphaCorr      1;
         nAlphaSubCycles 3;
-        cAlpha          1.5;
+        cAlpha          1; // Read by interIsoFoam but not used
 
         isoFaceTol      1e-10;
         surfCellTol     1e-6;
diff --git a/tutorials/multiphase/interIsoFoam/sphereInReversedVortexFlow/system/fvSchemes b/tutorials/multiphase/interIsoFoam/sphereInReversedVortexFlow/system/fvSchemes
index 74eda64d19..67ebdf926f 100644
--- a/tutorials/multiphase/interIsoFoam/sphereInReversedVortexFlow/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/sphereInReversedVortexFlow/system/fvSchemes
@@ -28,8 +28,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)    Gauss limitedLinearV 1;
-    div(phi,alpha)   Gauss vanLeer;
-    div(phirb,alpha) Gauss linear;
 }
 
 laplacianSchemes
diff --git a/tutorials/multiphase/interIsoFoam/sphereInReversedVortexFlow/system/fvSolution b/tutorials/multiphase/interIsoFoam/sphereInReversedVortexFlow/system/fvSolution
index bb303b1d33..6216c70b2c 100644
--- a/tutorials/multiphase/interIsoFoam/sphereInReversedVortexFlow/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/sphereInReversedVortexFlow/system/fvSolution
@@ -25,7 +25,7 @@ solvers
         nAlphaBounds    8;
         clip            false;
         nAlphaSubCycles 1;
-        cAlpha          1;
+        cAlpha          1; // Read but not used by interIsoFoam
         reconstructionScheme isoAlpha;
     }
 }
diff --git a/tutorials/multiphase/interIsoFoam/standingWave/system/fvSolution b/tutorials/multiphase/interIsoFoam/standingWave/system/fvSolution
index f0db5bfd89..141b14462e 100644
--- a/tutorials/multiphase/interIsoFoam/standingWave/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/standingWave/system/fvSolution
@@ -26,7 +26,7 @@ solvers
         clip            true;
 
         nAlphaSubCycles 1;
-        cAlpha          1;
+        cAlpha          1; // Read by interIsoFoam but not used
         reconstructionScheme isoAlpha; // plicRDF
     }
 
diff --git a/tutorials/multiphase/interIsoFoam/waveExampleStreamFunction/system/fvSchemes b/tutorials/multiphase/interIsoFoam/waveExampleStreamFunction/system/fvSchemes
index b0d1975449..8d08d76b21 100644
--- a/tutorials/multiphase/interIsoFoam/waveExampleStreamFunction/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/waveExampleStreamFunction/system/fvSchemes
@@ -27,8 +27,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)    Gauss linearUpwind grad(U);
-    div(phi,alpha)   Gauss vanLeer;
-    div(phirb,alpha) Gauss linear;
     div(((rho*nuEff)*dev2(T(grad(U))))) Gauss linear;
 }
 
diff --git a/tutorials/multiphase/interIsoFoam/waveExampleStreamFunction/system/fvSolution b/tutorials/multiphase/interIsoFoam/waveExampleStreamFunction/system/fvSolution
index 7c55e4775d..f15e1510da 100644
--- a/tutorials/multiphase/interIsoFoam/waveExampleStreamFunction/system/fvSolution
+++ b/tutorials/multiphase/interIsoFoam/waveExampleStreamFunction/system/fvSolution
@@ -24,9 +24,8 @@ solvers
         snapTol         1e-12;
         clip            true;
 
-        nAlphaCorr      1;
         nAlphaSubCycles 1;
-        cAlpha          1;
+        cAlpha          1; // Read by interIsoFoam but not used
 
         reconstructionScheme plicRDF; // plicRDF
     }
diff --git a/tutorials/multiphase/interIsoFoam/weirOverflow/system/fvSchemes b/tutorials/multiphase/interIsoFoam/weirOverflow/system/fvSchemes
index 1d3baa2721..1d715d5a48 100644
--- a/tutorials/multiphase/interIsoFoam/weirOverflow/system/fvSchemes
+++ b/tutorials/multiphase/interIsoFoam/weirOverflow/system/fvSchemes
@@ -28,8 +28,6 @@ gradSchemes
 divSchemes
 {
     div(rhoPhi,U)    Gauss linear;
-    div(phi,alpha)   Gauss vanLeer;
-    div(phirb,alpha) Gauss linear;
     div(phi,k)       Gauss upwind;
     div(phi,epsilon) Gauss upwind;
     div(phi,R)       Gauss upwind;