How to Hide Switch to Classic option to profile level
Switch to Classic, Use this link to switch between Salesforce Classic and Salesforce Lightning Experience whenever you want.
Hide Switch to Classic:-
This is possible with the all the custom Profile level. Not in Standard Profiles like System Admin, Solution Manager, Standard User, etc.
Lightning Experience User option is mandatory to Hide Switch to Classic.
Go to any of the Custom Profile
Edit the Selected Profile (Custom Profile)
Search for Hide Option to Switch to Salesforce Classic and tick the checkbox Under Administrative Permissions Section.
- This possible only the Custom Profiles
- To Enable the “Hide Option to Switch to Salesforce Classic” then Lightning Experience User is a mandatory