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Troubleshooting Guide
41 common symptoms, grouped by what you can see. Start from the symptom, work out the likely cause, and try the cheapest checks first.
Error pages and blank screens
12 symptoms: Blank white page, 500 Internal Server Error, Error establishing a database connection...
Certificates, DNS and domains
10 symptoms: Certificate warning in the browser, Site works for me but not for others, Mixed content warnings...
Email problems
7 symptoms: Email going to spam, Emails bounce, Email works from the website but not from my mail client...
Slow or stale sites
6 symptoms: Site is very slow, Changes do not appear, The admin area is much slower than the public site...
Security and access
6 symptoms: Site is hacked or redirects to spam, Cannot log in to WordPress admin, Locked out after too many login attempts...