What to check.
CONTENT
Every page proofread No placeholder text remaining Prices and contact details correct Links all work
FUNCTION
Every form submits and the notification arrives Search works, if you have it Checkout completes, if you sell Login works, if you have accounts
TECHNICAL
HTTPS with no warnings Loads acceptably on mobile data No broken images Custom 404 page works Search engine indexing enabled, having been disabled during development
DEVICES
A phone, a tablet, a desktop More than one browser Test on an actual phone, not a resized browser window
PEOPLE
Ask someone unfamiliar to use it and watch. Do not help.
THE ONE MOST OFTEN MISSED
Search engine indexing left disabled from development. The site is live and invisible for weeks.
THE SECOND
The contact form, which is frequently tested by the developer sending to themselves and never tested against a real external address.
