Extending SAP ABAP 30 characters long limit

For SAP ABAP tables, you can enter up to maximum 16 characters. There is a limit of up to 30 characters on use of ABAP Variables, Classes and Method.

When you run SE11 you can press F1 and it will show you maximum permitted limit on SAP ABAP Table name.

It is not possible to extend this limit as for this you need to make changes in Kernel.