Module Name : It will be name of the app

Zip File Name : It will be name of the zip file which contains app

Sequence :Set Sequence to display your app into app list

Installable : Must be true, to install an app

Application : If true, app will display in apps which is default filter when we click on Apps in Odoo

Auto Install : If true, app will automatically install when the database is created

Once top and sub-menus are created now its time to create actual menu which displays our custom fields

And for that we need to create model also to store custom fields

Same this you can create Many2many also

Show in Tree : If true, it will show field into tree view also, in form view its default

Required : If true, fields value can't be empty

Index : If true, it will create index of a field into database - used for searching purpose

Copy : If true, field's value will be copied while duplicating record

You can create as much as fields which you want

Description : Simple description for your model

Order : Used for sorting records into tree view based on field, default order will be ascending

Descending Order : If true, record sorting will be into descending order