How to set default desired values in tag field

[ohrenkino]

@mehulchanpura

if i close mp3tag program and again if i open to tag some other mp3 file for to tag, that 'format value' will gone.

Now you have to tell me how you apply a format value action.
Because: If you create an action like it is described in the FAQs

Actions and batch-operations

How to create a new action? First, create a new action group via Actions > [Actions] Actions or Alt + 6. Then, click on the button [New] New and give your action group an expressive name, e.g., "All tag fields Upper Case". This action group can be applied to the selected files after you have added one or more actions to it. Now, you can create a new action in your action group via the button [New] New and choose the desired action type from the list. At the moment the following action types …

then the action stays until you delete it from the file system.