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Does anyone else have any idea why my mac help function is not working in OSX? It worked in system 9. Sometimes it comes up blank. Even when the window appears nothing shows up when you search with a question nor when you click on the easy index of help topics. If you have any suggestions of how I can fix this problem please let me know.

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  • Latest Post Latest Post by scuubaman

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Brief summary and what's most likely wrong: when Help Viewer opens but shows an empty window or no search results, the common causes are corrupted Help caches/preferences or missing help books (some topics are fetched from Apple’s servers). Before doing anything drastic, quit Help Viewer and try the quick reset below — many users have fixed this without reinstalling the OS. (apple.stackexchange.com)

Try this safe, ordered checklist (make a backup of items you remove):

  1. Quit Help Viewer (Command‑Q) and any apps that were using Help.
  2. Move your Help preferences to a backup folder (don’t delete them outright):
    mkdir -p ~/Desktop/HelpBackup
mv ~/Library/Preferences/com.apple.help*.plist ~/Desktop/HelpBackup/ 2>/dev/null
  3. Remove Help caches, then stop the help daemon so Cache.db can be cleared:
    rm -rf ~/Library/Caches/com.apple.help* ~/Library/Caches/com.apple.helpviewer 2>/dev/null
killall helpd 2>/dev/null
  4. Reopen Help Viewer and test. If it still fails, enable Help logging for more detail:
    defaults write com.apple.helpviewer HelpViewerDebugging -bool YES
open /Applications/Utilities/Console.app

    These file locations and the kill/clear sequence are the standard troubleshooting steps others have used successfully. (stackoverflow.com)

If you’re a developer or the problem persists for system help: check that help books exist in /Library/Documentation/Help and inside the app package (Contents/Resources/*.help). Rebuilding or purging Help Viewer’s persisted indices can help — the hiutil tool can purge and reindex help caches (hiutil -P will terminate helpd/Help Viewer and purge caches). On newer macOS versions Help Viewer caches can also live in app containers (~/Library/Containers/com.apple.helpviewer/Data). Back up before removing system help; if system books are missing use Pacifist or an OS reinstall. (keith.github.io)

Context for this thread: ’s frustration is common, and ’s pointer to Apple resources is on the right track — the steps above give a compact, practical fix that complements those pointers. If the problem is still present after these steps, note exact Console messages and post them (they point to which file or book is failing).

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Member Avatar for yellow

Help STILL sucks on OS X.

Here's some info on helping to fix a broken Help app:

Member Avatar for scuubaman

Also check:
from the Apple web site.

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