# Optional Settings

- [Data Connection](/komment/optional-settings/dataconnection.md): This section describes how Data Connections can be configured in Komment
- [Buttons](/komment/optional-settings/buttons.md): This section describes how buttons can be configured in Komment
- [Show/hide](/komment/optional-settings/show-hide.md): This section describes how the conditional show functionality works
- [Conditional Write](/komment/optional-settings/conditional-write.md): This section described how the conditional write condition works
- [Exclude null values](/komment/optional-settings/exclude-null-values.md): This section describes how you can exclude null values from Komment when used in Table Mode
- [Mandatory](/komment/optional-settings/mandatory.md): This section describes how the Mandatory functionality works
- [Freeze columns](/komment/optional-settings/freeze-columns.md): This section describes how the Freeze columns functionality works
- [Layout](/komment/optional-settings/layout.md): This section describes the possible options to change the layout of Komment
- [Permission rules](/komment/optional-settings/permission-rules.md): This section shows how to define permission rules for Komment.
- [Localization](/komment/optional-settings/localization.md): This section shows you how to localize the system items shown in Komment to the end users
- [Utilities](/komment/optional-settings/utilities.md): This section shows how the extra utilities are used