diff --git a/external/model-preparation-algorithm/configs/classification/configuration.yaml b/external/model-preparation-algorithm/configs/classification/configuration.yaml
index 02bd6fc643c..02ba42904c8 100644
--- a/external/model-preparation-algorithm/configs/classification/configuration.yaml
+++ b/external/model-preparation-algorithm/configs/classification/configuration.yaml
@@ -60,7 +60,7 @@ learning_parameters:
       operator: AND
       rules: []
       type: UI_RULES
-    visible_in_ui: true
+    visible_in_ui: false
     warning: null
   num_iters:
     affects_outcome_of: TRAINING
diff --git a/external/model-preparation-algorithm/configs/classification/efficientnet_b0_cls_incr/template.yaml b/external/model-preparation-algorithm/configs/classification/efficientnet_b0_cls_incr/template.yaml
index 3ed42b7c563..5d3ff638f67 100644
--- a/external/model-preparation-algorithm/configs/classification/efficientnet_b0_cls_incr/template.yaml
+++ b/external/model-preparation-algorithm/configs/classification/efficientnet_b0_cls_incr/template.yaml
@@ -30,7 +30,7 @@ hyper_parameters:
         default_value: 64
         auto_hpo_state: POSSIBLE
       num_workers:
-        default_value: 4
+        default_value: 0
       learning_rate:
         default_value: 0.007
         auto_hpo_state: POSSIBLE
diff --git a/external/model-preparation-algorithm/configs/classification/efficientnet_v2_s_cls_incr/template.yaml b/external/model-preparation-algorithm/configs/classification/efficientnet_v2_s_cls_incr/template.yaml
index 356b3a956ef..43b8d26ec92 100644
--- a/external/model-preparation-algorithm/configs/classification/efficientnet_v2_s_cls_incr/template.yaml
+++ b/external/model-preparation-algorithm/configs/classification/efficientnet_v2_s_cls_incr/template.yaml
@@ -30,7 +30,7 @@ hyper_parameters:
         default_value: 64
         auto_hpo_state: POSSIBLE
       num_workers:
-        default_value: 4
+        default_value: 0
       learning_rate:
         default_value: 0.007
         auto_hpo_state: POSSIBLE
diff --git a/external/model-preparation-algorithm/configs/classification/mobilenet_v3_large_1_cls_incr/template.yaml b/external/model-preparation-algorithm/configs/classification/mobilenet_v3_large_1_cls_incr/template.yaml
index 1c2575b6abb..99e3bf094c9 100644
--- a/external/model-preparation-algorithm/configs/classification/mobilenet_v3_large_1_cls_incr/template.yaml
+++ b/external/model-preparation-algorithm/configs/classification/mobilenet_v3_large_1_cls_incr/template.yaml
@@ -30,7 +30,7 @@ hyper_parameters:
         default_value: 64
         auto_hpo_state: POSSIBLE
       num_workers:
-        default_value: 4
+        default_value: 0
       learning_rate:
         default_value: 0.016
         auto_hpo_state: POSSIBLE
diff --git a/external/model-preparation-algorithm/submodule b/external/model-preparation-algorithm/submodule
index ea8e04903e0..a66022724a2 160000
--- a/external/model-preparation-algorithm/submodule
+++ b/external/model-preparation-algorithm/submodule
@@ -1 +1 @@
-Subproject commit ea8e04903e048801b3c80c1a749ddc3d5d64c260
+Subproject commit a66022724a2aea066684af134d8b3c10b31e9bb2