![visualforce - Custom button with content source as URL: Illegal URL or an improperly formatted request while opening VF page - Salesforce Stack Exchange visualforce - Custom button with content source as URL: Illegal URL or an improperly formatted request while opening VF page - Salesforce Stack Exchange](https://i.stack.imgur.com/iaCTP.png)
visualforce - Custom button with content source as URL: Illegal URL or an improperly formatted request while opening VF page - Salesforce Stack Exchange
![Alternatives to custom button URL "hacks" for Lightning Experience | Mark Tyrrell — Salesforce Architect Alternatives to custom button URL "hacks" for Lightning Experience | Mark Tyrrell — Salesforce Architect](https://marktyrrell.com/posts/alternatives-to-custom-button-url-hacks-for-lightning-experience/img/visualFlow.gif)
Alternatives to custom button URL "hacks" for Lightning Experience | Mark Tyrrell — Salesforce Architect
![Salesforce Code Crack: How to create custom URL button or link in Lightning experience with default field values in salesforce Salesforce Code Crack: How to create custom URL button or link in Lightning experience with default field values in salesforce](https://1.bp.blogspot.com/-gVYghF4ff08/Xl_HBfw9hCI/AAAAAAAABQo/hR3V5qFoYP8htGrT6PBDNTkPzNifjPzeACLcBGAsYHQ/s1600/page.png)
Salesforce Code Crack: How to create custom URL button or link in Lightning experience with default field values in salesforce
![SFDC Surf: URL Hack in Lightning Experience - Create Record with Record Type Selection using Button or Link URL SFDC Surf: URL Hack in Lightning Experience - Create Record with Record Type Selection using Button or Link URL](https://1.bp.blogspot.com/-QhznKX9-S_Q/YLiekhS8XXI/AAAAAAAACxo/CQ8EM6Ld8CcpheikVNQ_6VWiUrMvr9Q2QCLcBGAsYHQ/s1091/DetailPageButton.png)
SFDC Surf: URL Hack in Lightning Experience - Create Record with Record Type Selection using Button or Link URL
![Lightning: Create a URL button in case object which opens up custom object create new page with pre-populated values from case - Salesforce Stack Exchange Lightning: Create a URL button in case object which opens up custom object create new page with pre-populated values from case - Salesforce Stack Exchange](https://i.stack.imgur.com/NhOwY.png)
Lightning: Create a URL button in case object which opens up custom object create new page with pre-populated values from case - Salesforce Stack Exchange
![Salesforce Code Crack: How to create custom URL button or link in Lightning experience with default field values in salesforce Salesforce Code Crack: How to create custom URL button or link in Lightning experience with default field values in salesforce](https://1.bp.blogspot.com/-u7G-BaJlPX0/Xl_B85QYngI/AAAAAAAABQc/cAkePqxCLMAtONv5G0tEMARgJVcPQ655ACLcBGAsYHQ/s1600/NEWOPP.png)
Salesforce Code Crack: How to create custom URL button or link in Lightning experience with default field values in salesforce
![Custom Button URL Hacking in Salesforce Lightning Experience vs Salesforce Classic - TheBlogReaders.com Custom Button URL Hacking in Salesforce Lightning Experience vs Salesforce Classic - TheBlogReaders.com](https://theblogreaders.com/wp-content/uploads/2020/04/Custom_Button_URL_Hacking_Salesforce_Classic.png)