// troubleshooting guide · prowritingaid
ProWritingAid Word Add-In Not Working
- Status
- Workaround available
- platforms:
- Windows
- updated:
- November 15, 2026
- reports:
- 3
- Method
- how we research
RUNBOOK · prowritingaid/word-add-in-not-working4 FIXES
// quick answer
Most Word add-in failures on Windows are fixed by updating Office and Windows, installing the latest Microsoft VSTO runtime and running the ProWritingAid repair tool; if that fails, uninstall and reinstall the add-in.
Most likely fix: Update Word and Windows
How to fix it
// try these in order, the most common fix is first
FIX 1Update Word and Windows
- 01Word > File > Account > Update Options > Update Now
- 02Windows Settings > Windows Update > Check for updates
Did this fix it?FIX 2Install VSTO runtime and run the repair tool
- 01Close Word
- 02Install the latest Visual Studio Tools for Office runtime from Microsoft
- 03Run EnableProWritingAid.exe
- 04Reopen Word
Did this fix it?FIX 3Reinstall the add-in
- 01Uninstall ProWritingAid from Windows Settings > Apps
- 02Download it again from prowritingaid.com/download/microsoft-word and install
Did this fix it?FIX 4Check long documents in the web editor
- 01If Word hangs on a full manuscript, paste chapters into the ProWritingAid web editor or desktop app instead
Did this fix it?
Symptoms
The add-in won't install, Word freezes or crashes while ProWritingAid checks a document, or long documents stop analysing after a minute.
Why it happens
- C-01Unsupported Word version (needs Word 2016, 2019, 2021 or Microsoft 365)
- C-02Outdated Windows or Office updates
- C-03Old VSTO runtime
- C-04Large documents overwhelm the add-in
// this guide also covers
- prowritingaid word add-in not working
- prowritingaid crashing word
- prowritingaid word freezing
- prowritingaid word install error
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