# Implement User Access Rights in Link CRBR
**YouTube:** [How to Implement User Access Rights for Linking CR/ BR in Sale Bill?](https://www.youtube.com/watch?v=7aIN_Q1BM4M)
## How to Implement User Access Rights for Linking CR/ BR in Sale Bill?
This tutorial explains how to restrict access to **Cash Received (CR)** and **Bank Received (BR)** entries based on **user-defined account group rights**, ensuring users can only link receipts related to authorized accounts during billing.
***
### Access Global Settings in Logic Admin
* Open **Logic Admin**.
* Navigate to **Global Settings**.
* Under **POS Options**, go to the **POS Options 1** section.
* Locate and enable the option labeled as:
> **"Implement User Access Rights in Link CRBR"**
* Click **Save**, then **restart the software** for the changes to take effect.
***
### **Configure Account Group Access**
* In **Logic Admin**, locate the **User Access Rights** module.
* Select the relevant **Company** and **User** from the dropdown lists.
* Then, Navigate to the **Accounts Tab**.
* Under **Account Group**, select the group to which the user should have access.
* Click on **Add Selection** to assign it to the user.
* Then click on **Grant Access** to finalize permissions.
> Only accounts belonging to this group will now be accessible during billing operations involving Sale Return linkage.
* Click **Save** to confirm the settings.
* Restart the software for the changes to take effect.
***
### Implement **the Feature in Sale Voucher**
* Log in as the **user with restricted rights**.
* Open the **Sale Voucher** window and complete a transaction.
* Press **F3** and select **Link CRBR**.
* Click the **Link** button to open the CR/BR list.
* The CR/BR linking window will display **only those receipts** (cash or bank) associated with **accounts from the permitted account group**.
* Receipts for **unauthorized accounts** will **not appear** in the list.
***
### **Key Benefits**
| Feature | Benefit |
| ------------------------ | ------------------------------------------------------------------ |
| **Enhanced Security** | Restricts users from accessing receipts unrelated to their role |
| **User-Specific Access** | Enforces role-based access at the account group level |
| **Cleaner Interface** | Filters out irrelevant CR/BR entries for better billing experience |
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