As you have seen from this manual that ERPNext contains tons of features which you may not use. We have observed that most users start with using 20% of the features, though a different 20%. To hide fields belonging to features you
Click [here]({{docs_base_url}}/user/manual/en/customize-erpnext/articles/module-visibility.html) to learn about other features from where icons from the desktop can be hidden.
> Note: Modules are automatically hidden for users that have no permissions on the documents within that module. For example, if a User has no permissions on Purchase Order, Purchase Request, Supplier, the “Buying” module will automatically hidden for that User.