Explanation
The mass transfer tool allows you to transfer up to 250 records at a time from one user to another user while keeping the existing team members intact. You can access this tool from Setup by entering Mass Transfer Records in the Quick Find box. References:
https://help.salesforce.com/s/articleView?id=sf.mass_transfer_overview.htm&type=5

Explanation
Screen flow allows you to create a form that collects user input and performs actions based on that input. You can use screen components to display questions and instructions, and use flow logic to update records or send notifications.
References: https://trailhead.salesforce.com/content/learn/modules/screen-flows/get-started-with-screen-flows
https://help.salesforce.com/s/articleView?id=sf.flow_builder_overview.htm&type=5

Explanation
Fault connector and screen component are two features that can be used to address the issue of users seeing error messages when they use one oftheir screen flows. Fault connector can be used to handle errors that occur when a flow element fails, such as a record create or update element. Screen component can be used to display a message to the user with text explaining what went wrong and how tocorrect it. References:
https://help.salesforce.com/s/articleView?id=sf.flow_ref_elements_connector_fault.htm&type=5https://help.sale