Symptoms
Name the symptom. Open the matching guide.
This hub does not dump every registry trick on one page. Each card leads to numbered steps you can run on a real machine. This site is an independent handbook and is not affiliated with Kingsoft Office Software Corporation Limited.
Will not open
Splash then exit, Store stub, GPU overlay.
Missing file
Autosave, temp, Cloud versions.
PDF will not become Word
Scan versus live text, OCR wall.
Ads everywhere
Settings versus malware “ad-free” EXEs.
Disk filling up
Cache and leftover installers.
Wrong app on double-click
DOCX stolen by a stub.
Boxes on Linux
Missing fonts, not a bad Deb.
Word broken after removal
Associations still pointing at WPS.
Phone and PC disagree
Account, quota, local copies.
Full list: guides index. Safety first: security. If you cannot name the symptom, start with launch, then files, then PDF. Do not stack three random EXEs while you think.