<a href="https://{!$Setup.Utility__c.Support_Site_Url__c}/CaseTracking?id={!relatedTo.id}&tw={!relatedTo.CaseTr_TrackingKey__c}">Case Tracker Link</a>
I'm creating URL to open Visualforce page from above link from email template. when I hover on link in email it shows me after tw extra characters '%EF%BB%BF' are coming and if I open the URL https://urldefense.com/v3/__https://dc0000000pjkoma0--smaxv2.sandbox.my.salesforce-sites.com/CaseDetailForm/CaseTracking?id=5002h000007ljSiAAI&tw=cdbcf1b7fd106c7beb63c2ffa27193916d3961566ca500f9996ac17f8bdc8f7d**B__;77u_!!JmoZiZGBv3RvKRSx!5DMV6WelIWIvE_EBw0mJpTCbgh3ZqdxjNMcqZyKV_z6QuFBQkqis17Q5cHAt-0VvaQ4vX0XRgJyNWLd4ntukwkQK_uVt$ extra values are coming after tw value because of that my URL is becoming invalid
