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thetrainl train tick I switched to Safari and it worked. How come? RSVP

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thetrainline.com told my that Firefox is putting an incorrect password into "Verified by Visa" to pay for train tickets, and suggested I change browser. I switched to Safari and it worked. How come? RSVP

thetrainline.com told my that Firefox is putting an incorrect password into "Verified by Visa" to pay for train tickets, and suggested I change browser. I switched to Safari and it worked. How come? RSVP

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-> click Firefox button and click Exit

Start Firefox in Safe Mode by Holding down the Option key while starting your Mozilla application.

As an alternate method, go to Utilities (in the Applications folder) and open Terminal, then run:

    /Applications/Firefox.app/Contents/MacOS/firefox-bin -safe-mode 

Firefox will open up with just basic Firefox. Now do this:

-> Update ALL your Firefox Plug-ins https://www.mozilla.com/en-US/plugincheck/

-> Right-click on Tab Strip and unselect All Unwanted/Incompatible Toolbars

-> click Firefox button, go to History Menu and click Clear Recent History... -> Time range to clear: select "EVERYTHING" -> click Details (small arrow) button -> place Checkmarks on Cookies, Cache -> click Clear Now

-> click Firefox button, click Options -> go to General section -> place Checkmark on Show the Downloads window when downloading a file -> select Radio Button option2 Always ask me where to save files

-> go to Content section -> place Checkmarks on:

1) Block Pop-up windows 2) Load images automatically 3) Enable JavaScript

-> go to Privacy section -> History section -> Firefox will: select "Remember History"

-> go to Security section -> place Checkmarks on:

1) Warn me when sites try to install add-ons 2) Block reported attack sites 3) Block reported web forgeries

-> go to Advanced section -> Network -> Offline Storage (Cache): click Clear Now button

-> Click OK on Options window

-> click the Favicon on SearchBar -> click Manage Search Engines -> select all Unwanted Search Engines and click Remove -> click OK

-> click the Firefox button, click Add-ons -> Extensions section -> REMOVE All Unwanted/Suspicious/Incompatible Extensions (Add-ons)

-> click the Firefox button, click Add-ons -> Appearance section -> REMOVE All Unwanted/Suspicious/Incompatible Themes (Persona)

-> Restart Firefox

You can enable your Known & Trustworthy Add-ons and Themes later. Check and tell if its working.