diff --git a/manifest.json b/manifest.json
index 2460715..469700f 100644
--- a/manifest.json
+++ b/manifest.json
@@ -3,6 +3,6 @@
   "name": "Advanced Tables",
   "description": "Improved table navigation, formatting, manipulation, and formulas",
   "isDesktopOnly": false,
-  "version": "0.6.1",
+  "version": "0.6.2",
   "js": "main.js"
 }
diff --git a/src/disabled-formulas.ts b/src/disabled-formulas.ts
new file mode 100644
index 0000000..f3d9269
--- /dev/null
+++ b/src/disabled-formulas.ts
@@ -0,0 +1,34 @@
+import { App, Modal } from 'obsidian';
+
+export class DisabledFormulasModal extends Modal {
+  constructor(app: App) {
+    super(app);
+  }
+
+  onOpen() {
+    let { contentEl } = this;
+    const header = document.createElement('h2');
+    header.appendText('Table formulas temporarily disabled');
+    contentEl.appendChild(header);
+
+    const body = document.createElement('p');
+    body.appendText(
+      'I have discovered changes which will dramatically simplify how formulas ' +
+        'function, but implementing them will take some time. In the mean time, ' +
+        'I am disabling functions to prevent people from writing the old format. ' +
+        'Sorry for the inconvenience!',
+    );
+    contentEl.appendChild(body);
+
+    const end = document.createElement('p');
+    end.appendText(
+      'I look forward to showing you the new, simplified format 🙂',
+    );
+    contentEl.appendChild(end);
+  }
+
+  onClose() {
+    let { contentEl } = this;
+    contentEl.empty();
+  }
+}
diff --git a/src/main.ts b/src/main.ts
index e0e1986..2e6b541 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -6,11 +6,13 @@ import {
   addIcon,
   App,
   MarkdownView,
+  Modal,
   Notice,
   Plugin,
   PluginSettingTab,
   Setting,
 } from 'obsidian';
+import { DisabledFormulasModal } from './disabled-formulas';
 
 export default class TableEditorPlugin extends Plugin {
   public settings: TableEditorPluginSettings;
@@ -201,7 +203,8 @@ export default class TableEditorPlugin extends Plugin {
       id: 'evaluate-formulas',
       name: 'Evaluate table formulas',
       callback: this.newPerformTableAction((te: TableEditor) => {
-        te.evaluateFormulas();
+        // te.evaluateFormulas();
+        new DisabledFormulasModal(this.app).open();
       }),
     });
 
@@ -215,7 +218,7 @@ export default class TableEditorPlugin extends Plugin {
         },
       ],
       callback: this.newPerformTableAction((te: TableEditor) => {
-        this.tableControls = te.openTableControls();
+        this.tableControls = te.openTableControls(this.app);
       }),
     });
 
@@ -390,7 +393,7 @@ export default class TableEditorPlugin extends Plugin {
       addIcon('spreadsheet', tableControlsIcon);
       this.addRibbonIcon('spreadsheet', 'Advanced Tables Toolbar', () => {
         this.newPerformTableAction((te: TableEditor) => {
-          this.tableControls = te.openTableControls();
+          this.tableControls = te.openTableControls(this.app);
         })();
       });
     }
diff --git a/src/table-controls.ts b/src/table-controls.ts
index e9cb678..d16c329 100644
--- a/src/table-controls.ts
+++ b/src/table-controls.ts
@@ -1,3 +1,5 @@
+import { App } from 'obsidian';
+import { DisabledFormulasModal } from './disabled-formulas';
 import { TableEditor } from './table-editor';
 
 /**
@@ -7,6 +9,7 @@ import { TableEditor } from './table-editor';
 export class TableControls {
   private readonly cm: CodeMirror.Editor;
   private readonly te: TableEditor;
+  private readonly app: App;
 
   /**
    * Stores the position of the cursor when this widget was created.
@@ -19,9 +22,10 @@ export class TableControls {
    */
   private widget: CodeMirror.LineWidget;
 
-  constructor(cm: CodeMirror.Editor, te: TableEditor) {
+  constructor(cm: CodeMirror.Editor, te: TableEditor, app: App) {
     this.cm = cm;
     this.te = te;
+    this.app = app;
 
     this.cursorPos = cm.getCursor();
   }
@@ -155,7 +159,8 @@ export class TableControls {
     node.appendChild(
       this.createButtonSvg(formula, 'Evaluate formulas', () => {
         this.cm.setCursor(this.cursorPos);
-        this.te.evaluateFormulas();
+        new DisabledFormulasModal(this.app).open();
+        //this.te.evaluateFormulas();
       }),
     );
 
diff --git a/src/table-editor.ts b/src/table-editor.ts
index cdb7f68..68f5c20 100644
--- a/src/table-editor.ts
+++ b/src/table-editor.ts
@@ -6,7 +6,7 @@ import {
   SortOrder,
   TableEditor as MTEEditor,
 } from '@tgrosinger/md-advanced-tables';
-import { Notice } from 'obsidian';
+import { App, Notice } from 'obsidian';
 
 export class TableEditor {
   private readonly settings: TableEditorPluginSettings;
@@ -103,8 +103,8 @@ export class TableEditor {
     }
   };
 
-  public readonly openTableControls = (): TableControls => {
-    const controls = new TableControls(this.editor, this);
+  public readonly openTableControls = (app: App): TableControls => {
+    const controls = new TableControls(this.editor, this, app);
     controls.display();
     return controls;
   };