Select Menu > Undo, Redo & more > Check spelling > Check Spelling in Comments and Fields.
Last updated on
Aug 16, 2025
Learn how to check spellings using Adobe Acrobat to find and correct errors in your PDF document.
Windows
Run spell check
In the dialog box that appears, select Start to begin the spell check.
Review spelling errors listed under Word not found when Acrobat detects them.
Select Ignore to dismiss a spelling suggestion.
To replace it, select a word from the Suggestions list, then:
- Select Change to correct it in one place.
- Select Change All to correct all instances of the word.
Select Done.
Add or manage custom dictionary words
If you want Acrobat to accept a specific spelling in the future, you can add it to a custom dictionary. You can also remove or edit entries as needed.
Select Menu > Undo, Redo & more > Check spelling > Edit Dictionary.
In the dialog box that appears, choose the dictionary you want to edit.
Type the word in the Entry field.
Select Add, Delete, or Change as required.
Select Done.
macOS
Run spell check
Select Edit > Check Spelling > Check Spelling in Comments and Fields.
In the dialog box that appears, select Start to begin the spell check.
Review spelling errors listed under Word not found when Acrobat detects them.
Select Ignore to dismiss a spelling suggestion.
To replace it, select a word from the Suggestions list, then:
- Select Change to correct it in one place.
- Select Change All to correct all instances of the word.
Select Done.
Add or manage custom dictionary words
If you want Acrobat to accept a specific spelling in the future, you can add it to a custom dictionary. You can also remove or edit entries as needed.
Select Edit > Check Spelling > Edit Dictionary.
In the Edit Custom Dictionary dialog box, choose the dictionary you want to edit.
Type the word in the Entry field.
Select Add, Delete, or Change as required.
Select Done.
