diff --git a/configs/quick_start/MobileNetV3_large_x1_0_finetune.yaml b/configs/quick_start/MobileNetV3_large_x1_0_finetune.yaml
index 827029b7dd24ff1a28c98db24b31b7e01ec15925..411d71da374dca4aac04c352ef19a505768ee7ca 100644
--- a/configs/quick_start/MobileNetV3_large_x1_0_finetune.yaml
+++ b/configs/quick_start/MobileNetV3_large_x1_0_finetune.yaml
@@ -27,7 +27,7 @@ OPTIMIZER:
 
 TRAIN:
     batch_size: 32
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/train_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
@@ -49,7 +49,7 @@ TRAIN:
 
 VALID:
     batch_size: 20
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/val_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
diff --git a/configs/quick_start/R50_vd_distill_MV3_large_x1_0.yaml b/configs/quick_start/R50_vd_distill_MV3_large_x1_0.yaml
index 2ece6eba38cb459f9a9b98f4c581c3d45c7bd00f..7ffbb7fc528088f7554187da213b494fa09f1096 100644
--- a/configs/quick_start/R50_vd_distill_MV3_large_x1_0.yaml
+++ b/configs/quick_start/R50_vd_distill_MV3_large_x1_0.yaml
@@ -32,7 +32,7 @@ OPTIMIZER:
 
 TRAIN:
     batch_size: 32
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/train_extra_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
@@ -54,7 +54,7 @@ TRAIN:
 
 VALID:
     batch_size: 20
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/val_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
diff --git a/configs/quick_start/ResNet50_vd.yaml b/configs/quick_start/ResNet50_vd.yaml
index 40befb57c16ef0ac6f59f35d0a66ef6e50fcc989..46e8d9bf0dbbefc0171d166d79032d261b71c02c 100644
--- a/configs/quick_start/ResNet50_vd.yaml
+++ b/configs/quick_start/ResNet50_vd.yaml
@@ -29,7 +29,7 @@ OPTIMIZER:
 
 TRAIN:
     batch_size: 32
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/train_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
@@ -51,7 +51,7 @@ TRAIN:
 
 VALID:
     batch_size: 20
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/val_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
diff --git a/configs/quick_start/ResNet50_vd_finetune.yaml b/configs/quick_start/ResNet50_vd_finetune.yaml
index 415e0e80d1d38da991c6431f406e5d39dc03bb6f..c29959cf27a7f72f9e444a025511d0b350451a01 100644
--- a/configs/quick_start/ResNet50_vd_finetune.yaml
+++ b/configs/quick_start/ResNet50_vd_finetune.yaml
@@ -27,7 +27,7 @@ OPTIMIZER:
 
 TRAIN:
     batch_size: 32
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/train_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
@@ -49,7 +49,7 @@ TRAIN:
 
 VALID:
     batch_size: 20
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/val_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
diff --git a/configs/quick_start/ResNet50_vd_ssld_finetune.yaml b/configs/quick_start/ResNet50_vd_ssld_finetune.yaml
index d6bf863414a23dd9de3e3c490e5c09a7e20e01c7..f83fb036727cea78eee0343d34dd1e983748f598 100644
--- a/configs/quick_start/ResNet50_vd_ssld_finetune.yaml
+++ b/configs/quick_start/ResNet50_vd_ssld_finetune.yaml
@@ -29,7 +29,7 @@ OPTIMIZER:
 
 TRAIN:
     batch_size: 32
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/train_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
@@ -51,7 +51,7 @@ TRAIN:
 
 VALID:
     batch_size: 20
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/val_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
diff --git a/configs/quick_start/ResNet50_vd_ssld_random_erasing_finetune.yaml b/configs/quick_start/ResNet50_vd_ssld_random_erasing_finetune.yaml
index 0019908f02f2793bbcbc51d47024930ef34d4a43..f54a68063d1fcbeb86991dbbbfce4a096b4617b9 100644
--- a/configs/quick_start/ResNet50_vd_ssld_random_erasing_finetune.yaml
+++ b/configs/quick_start/ResNet50_vd_ssld_random_erasing_finetune.yaml
@@ -29,7 +29,7 @@ OPTIMIZER:
 
 TRAIN:
     batch_size: 32
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/train_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0
@@ -53,7 +53,7 @@ TRAIN:
 
 VALID:
     batch_size: 20
-    num_workers: 4
+    num_workers: 0
     file_list: "./dataset/flowers102/val_list.txt"
     data_dir: "./dataset/flowers102/"
     shuffle_seed: 0