> ## Documentation Index > Fetch the complete documentation index at: https://www.cometchat.com/docs/llms.txt > Use this file to discover all available pages before exploring further. # Overview > Restrict specific features based on user roles (deprecated — use RBAC instead). This feature has been deprecated. Please use [Role Based Access Control (RBAC)](/rest-api/rbac-overview) instead. Features can be restricted based on role.\ The following table indicates the endpoints that can be restricted for a given role. | Feature | Key | Description | | ---------------------- | ------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Add Member | addMember | Allows logged-in user to add a member to a group. | | Ban User | ban | Allows logged-in user to ban a member in a group. The operation can only be performed if the logged-in user is owner/admin/moderator of a group. | | Block User | blockUser | Allows logged-in user to block a user. | | Change Scope | changeScope | Allows logged-in user to change the scope of a member in a group. The operation can only be performed if the logged-in user is owner/admin/moderator of a group. | | Initiate Call | createCall | Allows logged-in user to initiate a call. | | Create Group | createGroup | Allows logged-in user to create a group. | | Send Message | createMessage | Allows logged-in user to send a message. | | Reply to a Message | createMessageThread | Allows logged-in user to reply to a message in a thread. | | Delete Call | deleteCall | Allows logged-in user to delete a call. | | Delete Conversation | deleteConversationForUser | Allows logged-in user to delete a conversation for himself. | | Delete Group | deleteGroup | Allows logged-in user to delete a group. | | Delete Group Messages | deleteGroupMessages | Allows logged-in user to delete messages in a group. | | Delete Message | deleteMessage | Allows logged-in user to delete a message. | | Fetch Blocked Users | getBlockedUsers | Allows logged-in user to fetch the list of blocked users. | | Get Call | getCall | Allows logged-in user to fetch the details of a call. | | Get Conversation | getConversation | Allows logged-in user to get the details of a conversation. | | Get Group | getGroup | Allows logged-in user to get the details of a group. | | List Group Messages | getGroupMessages | Allows logged-in user to fetch messages in a group. | | Get Member | getMember | Allows logged-in user to get details of a member in a group. | | Get Message | getMessage | Allows logged-in user to get the details of a message. | | Get My Details | getMyDetails | Allows logged-in user to fetch his own details. | | Get User | getUser | Allows logged-in user to fetch the details of any other user. | | List User Messages | getUserMessages | Allows logged-in user to fetch messages sent/received from another user. | | Join Group | joinGroup | Allows logged-in user to join a group. | | Kick Member | kickMember | Allows logged-in user to kick a member from the group. The operation can only be performed if the logged-in user is owner/admin/moderator of a group. | | Leave Group | leaveGroup | Allows logged-in user to leave a group. | | List Banned Users | listBannedUsers | Allows logged-in user to fetch the banned members in a group. | | List Calls | listCalls | Allows logged-in user to fetch the call list. | | List Conversations | listConversations | Allows logged-in user to fetch the conversation list. | | List Group Members | listGroupMembers | Allows logged-in user to fetch the members list for a group. | | List Groups | listGroups | Allows logged-in user to fetch the group list. | | List Messages | listMessages | Allows logged-in user to fetch all the messages sent by/for him. | | List Settings | listSettings | Allows logged-in user to fetch the settings. | | List Threaded Messages | listThreadedMessages | Allows logged-in user to fetch all the replies for a message. | | List Users | listUsers | Allows logged-in user to fetch the user list. | | Logout | logout | Allows logged-in user to logout. | | Group Mass Operation | massMemberOperate | Allows logged-in user to manage multiple group members with a single API call. The operation can only be performed if the logged-in user is owner/admin of a group. | | Patch Owner | patchOwner | Allows logged-in user to transfer the ownership of a group. The operation can only be performed if the logged-in user is owner of a group. | | unban User | unban | Allows logged-in user to unban a member. The operation can only be performed if the logged-in user is owner/admin/moderator of a group. | | Unblock User | unblockUser | Allows logged-in user to unblock a user. | | Updates AuthToken | updateAuthToken | Allows logged-in user to update his own details and authtoken details. | | Update Call | updateCall | Allows logged-in user to change the status of initiated/ongoing call. | | Edit Group | updateGroup | Allows logged-in user to edit group details. The operation can only be performed if the logged-in user is owner/admin/moderator of a group. | | Edit Message | updateMessage | Allows logged-in user to edit a message. The message can only be edited if the logged-in user is the sender of the message or moderator/admin of a group. | The following table lists the properties that the Restrict feature API supports. | Parameters | Type | Description | | :----------------- | :--------------- | :--------------------------------------------------------------- | | featuresToRestrict | array of strings | (*optional*) Indicates the features that needs to be restricted. | ## Error Handling | Error Code | Description | | --------------------------- | ----------------------------------------------- | | `AUTH_ERR_EMPTY_APIKEY` | The `apikey` header is missing from the request | | `AUTH_ERR_APIKEY_NOT_FOUND` | The provided API key is invalid | | `AUTH_ERR_NO_ACCESS` | The API key doesn't have the required scope | For the complete error reference, see [Error Guide](/articles/error-guide).