diff --git a/R/fct_data_helpers.R b/R/fct_data_helpers.R
index 6ff84fc..e7b6c1e 100644
--- a/R/fct_data_helpers.R
+++ b/R/fct_data_helpers.R
@@ -565,7 +565,11 @@ datatable_custom <- function(
     deferRender = TRUE,
     scrollResize = TRUE,
     scrollCollapse = TRUE,
-    colReorder = TRUE
+    colReorder = list(
+      enable = TRUE,
+      realtime = FALSE,
+      fixedColumnsLeft = 1
+    )
   )
   fixed_opts <- list(
     initComplete = DT::JS(
diff --git a/R/mod_common_forms.R b/R/mod_common_forms.R
index 3012188..1f4a524 100644
--- a/R/mod_common_forms.R
+++ b/R/mod_common_forms.R
@@ -146,7 +146,7 @@ mod_common_forms_server <- function(
             targets = 0,
             render = checkbox_render
           )),
-          createdRow = checkbox_create_callback
+          rowCallback = row_callback
         ))
     })
     
@@ -226,7 +226,7 @@ mod_common_forms_server <- function(
             targets = 0,
             render = checkbox_render
           )),
-          createdRow = checkbox_create_callback
+          rowCallback = row_callback
         ))
     })
     
diff --git a/R/mod_study_forms.R b/R/mod_study_forms.R
index 87be1a5..b2d8e48 100644
--- a/R/mod_study_forms.R
+++ b/R/mod_study_forms.R
@@ -268,7 +268,7 @@ mod_study_forms_server <- function(
             targets = 0,
             render = checkbox_render
           )),
-          createdRow = checkbox_create_callback
+          rowCallback = row_callback
         ))
     })
     
diff --git a/R/shiny.R b/R/shiny.R
index 61ff0f6..764896b 100644
--- a/R/shiny.R
+++ b/R/shiny.R
@@ -6,35 +6,53 @@ shiny::registerInputHandler('CS.reviewInfo', function(val, ...) {
 }, TRUE)
 
 checkbox_callback <- DT::JS(
+  "table.on('column-reorder', function() {",
+    "table.rows().every(function() {",
+      "if (this.data()[0].reviewed == null) {",
+        "$(':checkbox', this.node()).",
+          "addClass('indeterminate').",
+          "prop('indeterminate', this.data()[0].updated == null).",
+          "prop('readOnly', this.data()[0].updated == false)",
+      "}",
+    "})",
+  "});",
   "table.on('click', 'input[type=\"checkbox\"]', function(){",
-  "var tblId = $(this).closest('.datatables').attr('id');",
-  "var cell = table.cell($(this).closest('td'));",
-  "var rowIdx = table.row($(this).closest('tr')).index();",
-  "var ids = cell.data().ids;",
-  "var review = $(this).is(':indeterminate') ? null : $(this).is(':checked');",
-  "cell.data().updated = review;",
-  "var info = {review: review, ids: ids, row: tblId + '_row_' + rowIdx};",
-  "Shiny.setInputValue(tblId + '_review_selection:CS.reviewInfo', info);",
-  "})"
+    "var tblId = $(this).closest('.datatables').attr('id');",
+    "var cell = table.cell($(this).closest('td'));",
+    "var rowIdx = table.row($(this).closest('tr')).index();",
+    "var ids = cell.data().ids;",
+    "var review = $(this).is(':indeterminate') ? null : $(this).is(':checked');",
+    "cell.data().updated = review;",
+    "var info = {review: review, ids: ids, row: tblId + '_row_' + rowIdx};",
+    "Shiny.setInputValue(tblId + '_review_selection:CS.reviewInfo', info);",
+  "});"
 )
 
 checkbox_render <- DT::JS(
   "function(data, type, row, meta) {",
-  "var reviewed = data.reviewed;",
-  "var updated = data.updated;",
-  "return `<input type='checkbox' ",
-    "class='${reviewed == null ? 'indeterminate' : reviewed ? 'checked' : 'unchecked'}' ",
-    "${updated == null ? (reviewed ? 'checked' : '') : (updated ? 'checked' : '')} ",
-    "${reviewed == null ? 'onclick=\"ts(this)\"' : ''}/>`;",
+    "var reviewed = data.reviewed;",
+    "var updated = data.updated;",
+    "var cb_class = ''",
+    "if (reviewed == null) {",
+      "cb_class = updated == null ? '' : 'indeterminate'",
+    "} else {",
+      "cb_class = reviewed ? 'checked' : 'unchecked'",
+    "}",
+    "return `<input type='checkbox' ",
+      "class='${cb_class}' ",
+      "${updated == null ? (reviewed ? 'checked' : '') : (updated ? 'checked' : '')} ",
+      "${reviewed == null ? 'onclick=\"ts(this)\"' : ''}/>`;",
   "}"
 )
 
-checkbox_create_callback <- DT::JS(
-  "function(row, data, dataIndex) {",
-  "if (data[0].reviewed == null) {",
-  "let cb = row.cells[0].getElementsByTagName('input')[0]",
-  "cb.indeterminate = true;",
-  "}",
+row_callback <- DT::JS(
+  "function(row, data) {",
+    "if (data[0].reviewed == null) {",
+      "$(':checkbox', row).",
+        "addClass('indeterminate').",
+        "prop('indeterminate', data[0].updated == null).",
+        "prop('readOnly', data[0].updated == false)",
+    "}",
   "}"
 )
 
diff --git a/inst/app/www/custom.js b/inst/app/www/custom.js
index e4da91d..809b65b 100644
--- a/inst/app/www/custom.js
+++ b/inst/app/www/custom.js
@@ -18,7 +18,7 @@ $(document).ready(function() {
     $(':checkbox.indeterminate', table.rows().nodes()).
         prop('checked', params.checked).
         prop('indeterminate', false).
-        prop('readOnly', params.checked);
+        prop('readOnly', !params.checked);
   });
   
   /* Define custom Shiny input binding for overall review checkbox.