User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:220.127.116.11) Gecko/20060508 Firefox/18.104.22.168 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:22.214.171.124) Gecko/20060508 Firefox/126.96.36.199 This almost invariably involves the letters 't' and 'p'. For example it causes an address like "p://pub.ftp.example.com" to appear in the place of "http://pub.ftp.example.com". Reproducible: Always Steps to Reproduce: 1. Navigate to a domain that begins with "t" or "www.t" 2. Enter 't' in the Location Bar 3. Navigate down the Autocomplete to the domain from  Actual Results: The Location Bar is filled in with "ttp://(the domain)" Expected Results: The Location Bar should be filled in with http://(the domain) It does the same for 'https' URLs, like "s://s.foobar.net"
*** This bug has been marked as a duplicate of 202992 ***