Configuring the Salesforce mobile application user interface
The options and capabilities of the Salesforce Mobile App are not the same as the full Lightning Platform application, and there are many differences within the Salesforce Mobile App, in particular, concerning the ways in which data is entered, screens are presented, and navigation is carried out between screens.
Salesforce has built mobile-friendly alternatives to the way information is captured, and navigation takes place accordingly to cater for the much smaller screen real estate and the reduced capability of a mobile device to display functions and features to a user.
Differences between the full Lightning Experience app and the Salesforce Mobile App
For more detailed information about the features that are not available in the Salesforce Mobile App when compared to the full Lightning Experience app, refer to the following article:
https://help.salesforce.com/articleView?id=limits_mobile_sf1_parent.htm&...