# Asset definitions
### What is the functionality of Custom Assets?
Custom Assets allows you to add new types of inventory objects, integrated into the GLPI framework.
***
### How do I migrate from Generic Objects to Custom Assets?
To successfully migrate from Generic Objects (GLPI 10) to Custom Assets, ensure that:
* Pre-migration: the Generic Objects plugin is installed and active
* The database has been migrated from GLPI 10 to GLPI 11
* Post-migration: the **Generic Objects End-of-Life Updater** plugin is installed. Enter the command: **`php bin/console migration:genericobject_plugin_to_core`**
or
* Use the graphical interface from the plugin's configuration menu.
Migration of generic objects to custom assets
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### Can specific rules be created for Custom Assets?
Yes, it is possible to create rules for the new objects you create.
***
### What types of tabs can be added to a Custom Asset?
It is possible to add the following capabilities to each object:
* Antiviruses
* Appliances
* Certificates
* Components
* Connections
* Contracts
* Database Instances
* Documents
* Domains
* Financial and administrative information
* Global Search
* Historical
* Impact Analysis
* Inventory
* Knowledge Base
* Manual Links / External Links
* Network Ports
* Notes
* Operating Systems
* Plugs
* Projects
* Racks
* Remote management
* Reservations
* Sockets
* Software
* Virtualization
* Volumes
***
### Is it possible to modify permissions for managing custom assets?
Yes. From the object in question, you can go to the **Profiles** tab and select the profiles that will be able to view, modify, delete, etc., the object in question.
***
### Can the modification of a field be restricted?
Yes. From the desired object, go to the **Fields** tab. Click the pencil icon, then select **Hidden for these profiles** to choose the profiles for which the field will be hidden.
***
### How do I hide a field?
From the desired object, go to the **Fields** tab. Click the pencil icon, then select **Readonly for these profiles** to choose the profiles for which the field cannot be modified.
***
### Can I make an item created with the plugin bookable?
Yes. In the Capacity tab, select **Reservations** to make it available for booking.
***
### What types of fields can be added?
By default, the fields displayed when creating an object are:
Default list
* Name
* Status
* Object Type
* Manufacturer
* Object Model
* Serial
* Inventory Number
* Group
* Comments
* Template Name
* Location
* Technician in charge
* Group in charge
* Alternate username number
* Alternate username
* User
* UUID
* Update Source
{% hint style="info" %}
These can be hidden (default fields cannot be deleted, only hidden).
{% endhint %}
You can then add a custom field:
* Labels: [full list here](/documentation/modules/configuration/asset-definitions.md#fields)
* URL
* Yes / No
* Date and time
* Text
* Date
* Number
* String
{% hint style="info" %}
Each field can be set as required before saving.
{% endhint %}
***
### Can a custom asset be translated?
Yes. From the T**ranslations** tab, you can translate the asset name into the desired language.
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