diff --git a/packages/document-api/src/contract/command-catalog.ts b/packages/document-api/src/contract/command-catalog.ts
index 86adc33d2..1aaef1e24 100644
--- a/packages/document-api/src/contract/command-catalog.ts
+++ b/packages/document-api/src/contract/command-catalog.ts
@@ -1,5 +1,5 @@
 import type { CommandCatalog, CommandStaticMetadata } from './types.js';
-import { OPERATION_IDS, projectFromDefinitions  } from './operation-definitions.js';
+import { OPERATION_IDS, projectFromDefinitions } from './operation-definitions.js';
 
 export const COMMAND_CATALOG: CommandCatalog = projectFromDefinitions((_id, entry) => entry.metadata);
 
diff --git a/packages/super-editor/src/extensions/comment/comments-helpers.js b/packages/super-editor/src/extensions/comment/comments-helpers.js
index 4bd1e1452..659d62b69 100644
--- a/packages/super-editor/src/extensions/comment/comments-helpers.js
+++ b/packages/super-editor/src/extensions/comment/comments-helpers.js
@@ -736,6 +736,8 @@ export const translateFormatChangesToEnglish = (attrs = {}) => {
         const label = formatAttrName(attr); // Convert camelCase to lowercase words
         if (beforeValue === undefined || beforeValue === null) {
           textStyleChanges.push(`Set ${label} to ${afterValue}`);
+        } else if (afterValue === undefined || afterValue === null) {
+          textStyleChanges.push(`Removed ${label} (was ${beforeValue})`);
         } else {
           textStyleChanges.push(`Changed ${label} from ${beforeValue} to ${afterValue}`);
         }
diff --git a/packages/super-editor/src/extensions/comment/comments-plugin.js b/packages/super-editor/src/extensions/comment/comments-plugin.js
index 57c9bfab6..47ba154eb 100644
--- a/packages/super-editor/src/extensions/comment/comments-plugin.js
+++ b/packages/super-editor/src/extensions/comment/comments-plugin.js
@@ -898,6 +898,65 @@ const handleTrackedChangeTransaction = (trackedChangeMeta, trackedChanges, newEd
   return newTrackedChanges;
 };
 
+const normalizeFormatAttrsForCommentText = (attrs = {}, nodes) => {
+  const before = Array.isArray(attrs.before) ? attrs.before : [];
+  const after = Array.isArray(attrs.after) ? attrs.after : [];
+  const beforeTextStyle = before.find((mark) => mark?.type === 'textStyle');
+
+  if (!beforeTextStyle) {
+    return {
+      ...attrs,
+      before,
+      after,
+    };
+  }
+
+  const afterTextStyleIndex = after.findIndex((mark) => mark?.type === 'textStyle');
+  const wasTextStyleRemoved = nodes.some((node) => {
+    const hasTextStyleMark = node.marks.find((mark) => mark.type.name === 'textStyle');
+    return !hasTextStyleMark;
+  });
+
+  if (afterTextStyleIndex === -1) {
+    if (wasTextStyleRemoved) {
+      return {
+        ...attrs,
+        before,
+        after,
+      };
+    } else {
+      return {
+        ...attrs,
+        before,
+        after: [
+          ...after,
+          {
+            type: 'textStyle',
+            attrs: {
+              ...beforeTextStyle.attrs,
+            },
+          },
+        ],
+      };
+    }
+  }
+
+  const mergedAfter = [...after];
+  mergedAfter[afterTextStyleIndex] = {
+    ...mergedAfter[afterTextStyleIndex],
+    attrs: {
+      ...(beforeTextStyle.attrs || {}),
+      ...(mergedAfter[afterTextStyleIndex].attrs || {}),
+    },
+  };
+
+  return {
+    ...attrs,
+    before,
+    after: mergedAfter,
+  };
+};
+
 const getTrackedChangeText = ({ nodes, mark, trackedChangeType, isDeletionInsertion }) => {
   let trackedChangeText = '';
   let deletionText = '';
@@ -925,7 +984,7 @@ const getTrackedChangeText = ({ nodes, mark, trackedChangeType, isDeletionInsert
 
   // If this is a format change, let's get the string of what changes were made
   if (trackedChangeType === TrackFormatMarkName) {
-    trackedChangeText = translateFormatChangesToEnglish(mark.attrs);
+    trackedChangeText = translateFormatChangesToEnglish(normalizeFormatAttrsForCommentText(mark.attrs, nodes));
   }
 
   return {
diff --git a/packages/super-editor/src/extensions/comment/comments-plugin.test.js b/packages/super-editor/src/extensions/comment/comments-plugin.test.js
index 7388b2cbf..aeed33fbb 100644
--- a/packages/super-editor/src/extensions/comment/comments-plugin.test.js
+++ b/packages/super-editor/src/extensions/comment/comments-plugin.test.js
@@ -950,6 +950,20 @@ describe('internal helper functions', () => {
     });
     expect(formatResult.trackedChangeText).toContain('Added formatting');
 
+    const deltaFormatMark = schema.marks[TrackFormatMarkName].create({
+      id: 'format-2',
+      before: [{ type: 'textStyle', attrs: { color: '#111111', fontSize: '12px' } }],
+      after: [{ type: 'bold', attrs: {} }],
+    });
+    const deltaFormatResult = getTrackedChangeText({
+      nodes: [schema.text('Format', [deltaFormatMark])],
+      mark: deltaFormatMark,
+      trackedChangeType: TrackFormatMarkName,
+      isDeletionInsertion: false,
+    });
+    expect(deltaFormatResult.trackedChangeText).toContain('Added formatting: bold');
+    expect(deltaFormatResult.trackedChangeText).not.toContain('undefined');
+
     const combinedResult = getTrackedChangeText({
       nodes: [...insertionNodes, ...deletionNodes],
       mark: insertMark,
diff --git a/packages/super-editor/src/extensions/track-changes/trackChangesHelpers/addMarkStep.js b/packages/super-editor/src/extensions/track-changes/trackChangesHelpers/addMarkStep.js
index 2449f1141..b8df514ac 100644
--- a/packages/super-editor/src/extensions/track-changes/trackChangesHelpers/addMarkStep.js
+++ b/packages/super-editor/src/extensions/track-changes/trackChangesHelpers/addMarkStep.js
@@ -20,7 +20,7 @@ export const addMarkStep = ({ state, step, newTr, doc, user, date }) => {
   const meta = {};
 
   doc.nodesBetween(step.from, step.to, (node, pos) => {
-    if (!node.isInline) {
+    if (!node.isInline || node.type.name === 'run') {
       return;
     }
 
diff --git a/packages/super-editor/src/extensions/track-changes/trackChangesHelpers/removeMarkStep.js b/packages/super-editor/src/extensions/track-changes/trackChangesHelpers/removeMarkStep.js
index 6b0796027..1a90a694a 100644
--- a/packages/super-editor/src/extensions/track-changes/trackChangesHelpers/removeMarkStep.js
+++ b/packages/super-editor/src/extensions/track-changes/trackChangesHelpers/removeMarkStep.js
@@ -18,7 +18,7 @@ export const removeMarkStep = ({ state, step, newTr, doc, user, date }) => {
   const meta = {};
 
   doc.nodesBetween(step.from, step.to, (node, pos) => {
-    if (!node.isInline) {
+    if (!node.isInline || node.type.name === 'run') {
       return true;
     }
 
@@ -62,12 +62,17 @@ export const removeMarkStep = ({ state, step, newTr, doc, user, date }) => {
         }
       } else {
         after = [];
-        before = [
-          {
-            type: step.mark.type.name,
-            attrs: { ...step.mark.attrs },
-          },
-        ];
+        let existingMark = node.marks.find((mark) => mark.type === step.mark.type);
+        if (existingMark) {
+          before = [
+            {
+              type: step.mark.type.name,
+              attrs: { ...existingMark.attrs },
+            },
+          ];
+        } else {
+          before = [];
+        }
       }
 
       if (after.length || before.length) {