Guides
What breaks in a flow, and where
Most broken flows fail in the same few places: a field that rejects good input, a button that does nothing, an error that does not say what to fix. These guides describe each one and how to find it.
Checkout not working Checkout not working for shoppers? Find the step where the form or payment stops, then send a simulated visitor through it. First test free.Add to cart button not working Add to cart button not working? Find the cause from the console, then send a simulated visitor through the click. First test free.Cannot add items to shopping cart Cannot add items to shopping cart? Find the stock, quantity or saved-cart rule that refuses the add, then send a simulated visitor through it. First test free.Contact form not sending email Contact form not sending email? Check the submissions list first, then the mail log and sender records. Send a simulated visitor through it. First test free.Checkout page not loading Checkout page not loading or stuck on a spinner? Find the redirect, server error or firewall behind it, then send a simulated visitor. First test free.Payment page not loading Payment page not loading for shoppers? Check the address bar, console and any popup block, then send a simulated visitor to the card step. First test free.Payment page error Payment page error? Read the exact line, check the address rule and the total, then send a simulated visitor. First test free.Payment page stuck on processing Payment page stuck on processing? Find the request still pending, then check the logs. Send a simulated visitor to the card step. First test free.Confirmation email not sending Confirmation email not sending to new users? Check the send log, the sandbox and suppression lists, then sign up a simulated visitor. First test free.Password reset not working Password reset not working? Check whether the link expires early, breaks or points at the wrong host, then send a simulated visitor. First test free.Submit button not working on website Submit button not working on website? Try the keyboard, check for a covering layer and a stuck request, then send a simulated visitor. First test free.Why is my form not submitting Why is my form not submitting? Check the request, the hidden required field and the script error, then run a simulated visitor through it. First test free.Form submission error Form submission error on every press? Read the status code, name the field that breaks the rule, then run a simulated visitor through it. First test free.Dropdown not working on website Dropdown not working on website? Tell a native select from a custom list, find what covers the tap, then run a simulated visitor. First test free.Hamburger menu not working on mobile Hamburger menu not working on mobile? Check the tap, the open panel and the links under it, one step at a time, then run a simulated visitor. First test free.Mobile site not working Mobile site not working since a change? Compare the last release that worked on a phone with the first that failed. First test free.Mobile site not displaying correctly Mobile site not displaying correctly? Check the viewport tag, the element wider than the screen and the cut-off section. First test free.How to fix cart not working How to fix cart not working? Check each cart request, the item count and the cart cookie, then run a simulated visitor. First test free.Cookie banner not showing Cookie banner not showing for visitors? Check the saved choice, a blocked script and the screen position, then test in a new private window. First test free.Website not loading just white screen Website not loading just white screen? Check the raw page, then the script errors and failed files, then send a simulated visitor. First test free.Website not loading images Website not loading images? Open one image address in a new tab, then check the status, the capital letters, the referrer and mixed content. First test free.Discount code not working Shopify Discount code not working Shopify at checkout? Check the minimum, dates, usage limits and customer rules that reject it. First test free.PayPal not working on a website PayPal not working on a website? See whether the button loads, the window opens, the amount matches and the order is captured. First test free.Contact Form 7 not showing success message Contact form 7 not showing success message after Send? Check the reply box, the mail step and the theme CSS with a simulated run. First test free.Contact Form 7 file upload not working Contact form 7 file upload not working? Check the size limit, allowed file types, phone photo format and the mail attachment. First test free.Contact Form 7 not working on mobile Contact form 7 not working on mobile? Check the zoom on tap, the Send button under the keyboard and in-app browsers at phone width. First test free.Contact Form 7 required field not working Contact form 7 required field not working? The form sends with a field empty when its tag has no asterisk or sits hidden. Find which. First test free.Contact Form 7 error: contact form not found Contact form 7 error contact form not found on your page? Check the form ID in the shortcode and the block it sits in. First test free.Google Form not showing submit button Google form not showing submit button for people who fill it in? Check the last page, the sign-in setting and any embed height. First test free.Google Form not submitting after section Google form not submitting after section? Check each page break's jump rule and any file upload that asks for sign-in. Walk every answer path. First test free.Mailchimp signup form not working Mailchimp signup form not working? Find whether the request leaves the browser, a blocker stops it or a confirmation is pending. First test free.Button not working on website Button not working on website? Four causes to check in the browser, and how a simulated visitor taps it on a phone. First test free.Form submit not working in Safari Form submit not working in Safari but fine in Chrome? Four causes, and how to find yours in Safari's Web Inspector. First test free.Form validation error Form validation error on input that is valid? See which rule rejects a plus sign, a space or a single name, and test the same entries. First test free.Why is my website not scrolling down Why is my website not scrolling down past the first screen? Check for a scroll lock, a wheel blocker and a fixed layer in the browser. First test free.Why is website not displaying correctly Why is website not displaying correctly on some pages? Find the missing file, the blocked request or the cached copy, then test as a visitor. First test free.My landing page is not working My landing page is not working for paid visitors? Compare clicks, visits and sign-ups to find the step that drops them, then test it. First test free.Login form error messages Login form error messages that confuse people? See which failures share one line, what a returning user learns, and how to test each case. First test free.Why is my website not responsive Why is my website not responsive? Check the viewport tag, fixed widths and overridden media queries at phone width, then test on a phone. First test free.Form error states Form error states that leave visitors unsure what to fix? See where focus lands after Send, when errors clear and what hides the first one. First test free.Form error message accessibility Form error message accessibility: error text that is small, faint or far from its field. Check each one, then test as a visitor. First test free.
Run a free test The first test is free.