diff --git a/roles/usb_lib/tasks/main.yml b/roles/usb_lib/tasks/main.yml
index af9d22790..7836f2d3a 100644
--- a/roles/usb_lib/tasks/main.yml
+++ b/roles/usb_lib/tasks/main.yml
@@ -66,12 +66,11 @@
     path: /etc/usbmount/mount.d/00_create_model_symlink
     state: absent
 
-# 20250125: using existence of PUBLIC folder on USB stick in lieu of this env variable. 
-#- name: Put variable in iiab.env that enables display of content at root of USB
-#  lineinfile:
-#    path: "{{ iiab_env_file }}"
-#    regexp: "^IIAB_USB_LIB_SHOW_ALL.*"
-#    line: "IIAB_USB_LIB_SHOW_ALL={{ iiab_usb_lib_show_all }}"
+- name: Put variable in iiab.env that enables display of content at root of USB
+  lineinfile:
+    path: "{{ iiab_env_file }}"
+    regexp: "^IIAB_USB_LIB_SHOW_ALL.*"
+    line: "IIAB_USB_LIB_SHOW_ALL={{ iiab_usb_lib_show_all }}"
 
 
 - name: Add 'usb_lib' variable values to {{ iiab_ini_file }}
diff --git a/vars/default_vars.yml b/vars/default_vars.yml
index c42a4ca99..4494cbd72 100644
--- a/vars/default_vars.yml
+++ b/vars/default_vars.yml
@@ -308,8 +308,7 @@ bluetooth_term_enabled: False
 usb_lib_install: True
 usb_lib_enabled: True
 # Show entire contents of USB sticks/drives (at http://box/usb)
-# 20250125: using existence of PUBLIC folder on USB stick in lieu of this env variable. 
-# iiab_usb_lib_show_all: True
+iiab_usb_lib_show_all: True
 # Set umask=0000 for VFAT, NTFS and exFAT in /etc/usbmount/usbmount.conf so
 # Kolibri can export & import channels to USB sticks/drive:
 usb_lib_umask0000_for_kolibri: True
diff --git a/vars/local_vars_large.yml b/vars/local_vars_large.yml
index c84b30736..920cf7ba1 100644
--- a/vars/local_vars_large.yml
+++ b/vars/local_vars_large.yml
@@ -193,8 +193,7 @@ bluetooth_enabled: False
 bluetooth_term_enabled: False
 
 # Show entire contents of USB sticks/drives (at http://box/usb)
-# 20250125: using existence of PUBLIC folder on USB stick in lieu of this env variable. 
-# iiab_usb_lib_show_all: True
+iiab_usb_lib_show_all: True
 # Set umask=0000 for VFAT, NTFS and exFAT in /etc/usbmount/usbmount.conf so
 # Kolibri can export & import channels to USB sticks/drive:
 usb_lib_umask0000_for_kolibri: True
diff --git a/vars/local_vars_medium.yml b/vars/local_vars_medium.yml
index ff46f8a9b..a554dc34b 100644
--- a/vars/local_vars_medium.yml
+++ b/vars/local_vars_medium.yml
@@ -193,8 +193,7 @@ bluetooth_enabled: False
 bluetooth_term_enabled: False
 
 # Show entire contents of USB sticks/drives (at http://box/usb)
-# 20250125: using existence of PUBLIC folder on USB stick in lieu of this env variable. 
-# iiab_usb_lib_show_all: True
+iiab_usb_lib_show_all: True
 # Set umask=0000 for VFAT, NTFS and exFAT in /etc/usbmount/usbmount.conf so
 # Kolibri can export & import channels to USB sticks/drive:
 usb_lib_umask0000_for_kolibri: True
diff --git a/vars/local_vars_small.yml b/vars/local_vars_small.yml
index 1190ec377..8689b3ae9 100644
--- a/vars/local_vars_small.yml
+++ b/vars/local_vars_small.yml
@@ -193,8 +193,7 @@ bluetooth_enabled: False
 bluetooth_term_enabled: False
 
 # Show entire contents of USB sticks/drives (at http://box/usb)
-# 20250125: using existence of PUBLIC folder on USB stick in lieu of this env variable. 
-# iiab_usb_lib_show_all: True
+iiab_usb_lib_show_all: True
 # Set umask=0000 for VFAT, NTFS and exFAT in /etc/usbmount/usbmount.conf so
 # Kolibri can export & import channels to USB sticks/drive:
 usb_lib_umask0000_for_kolibri: True
diff --git a/vars/local_vars_unittest.yml b/vars/local_vars_unittest.yml
index 744148cc0..30720a49e 100644
--- a/vars/local_vars_unittest.yml
+++ b/vars/local_vars_unittest.yml
@@ -199,8 +199,7 @@ bluetooth_enabled: False
 bluetooth_term_enabled: False
 
 # Show entire contents of USB sticks/drives (at http://box/usb)
-# 20250125: using existence of PUBLIC folder on USB stick in lieu of this env variable. 
-# iiab_usb_lib_show_all: True
+iiab_usb_lib_show_all: True
 # Set umask=0000 for VFAT, NTFS and exFAT in /etc/usbmount/usbmount.conf so
 # Kolibri can export & import channels to USB sticks/drive:
 usb_lib_umask0000_for_kolibri: True