Word has an error bookmark not defined - Extremely effective way to fix it

Are you experiencing the annoying error bookmark not defined in Word? Refer to the solution shared by TipsMake in the article!

Word is extremely familiar software, especially for office workers, students or students. Normally, editing in Word is very simple and has many features to help users conveniently process and apply to their documents. But sometimes this software also has some problems. In particular, Word error bookmark not defined is also one of the common situations. Don't worry, TipsMake will show you how to fix this situation right away.

Details on how to fix Word error bookmark not defined

First, the admin will explain a little about the error bookmark not defined error in Word. This is a case where the bookmark is not identified in Word, i.e. the referenced bookmark is no longer valid. The main causes leading to this problem include:

1. Word is using an automatic, hidden bookmarking system to link topics in the table of contents to corresponding page numbers.
2. The table of contents in Word has missing, damaged, or outdated bookmarks.
3. User is converting Doc file to PDF.

The following are measures to fix the error Error bookmark not defined:

1/ Check to see if you can see the bookmarks

Typically, Word's default setting is not to show bookmarks. This may also be the reason you can't see the bookmarks and think Word has an error. To change the settings, do the following:

1. B1: In open Word, click the File tab > Select Options > Click Advanced in the list on the left.
2. Step 2: Next, look at the right pane and find Show document content > Tick the line 'Show bookmarks' > Click OK to save.

2/ Use the Undo command

The fastest way to fix Error bookmark not defined is to use the Undo command. If you are using an automatic table of contents and one or more fields contain broken links, this is causing the problem. Then you can apply this method to fix the error. This also applies when you've just created a table and run into problems shortly after. All you need to do is press the key combination Ctrl + Z.

3/ Proceed to unlink the fields in the table of contents

1. Step 1: After you have changed the bookmark display settings according to the instructions in method 1, now highlight your table of contents.
2. Step 2: Press the key combination Ctrl + Shift + F9 and this will unlink the fields > Check to see if the error still occurs!

4/ Force updating the table of contents

Updating TOC is also an effective way for you to fix the error bookmark not defined. You can press the F9 key to force a table of contents update. Or click References on Word's upper toolbar > Then, click Update Table > When the window displays, select Update entire table > Click OK and you're done.

5/ Change the table of contents to static text

In case you do not want to fix all broken links in the table of contents, users can automatically change the TOC to regular text. This method is also quite simple, you highlight the entire table of contents > Then, press the key combination Ctrl + Shift + F9 > After that, the table will turn into static text and you can freely edit it as you like. .

A small tip is that users can press the key combination Ctrl + F11 to lock the table of contents field if they do not want to edit or update.

TipsMake has revealed detailed ways to fix Word's bookmark not defined error. Hopefully these measures will help you fix the error successfully!