Why do I need to customize the transaction code?

Of course, an obvious reason is the newly developed ProgramTransactions to be allocated Code.

As a SAP implementation consultant, the focus is on the configuration system.
When executing the SAP standard transaction code, you may need to enter some parameters. For transactions that are frequently used and have few parameter changes, you can customize them.
One or more transaction codes customize parameters as the preset values of the code without repeated input. This reduces the data input and speeds up the input.