# Do Not Allow Retail Customer Creation/Modification

**YouTube:** [How to Disable Creation and Modification of Retail Customers in Sale Bill?](https://www.youtube.com/watch?v=gnqtoQRPKdI)

## How to Disable Creation and Modification of Retail Customers in Sale Bill?

In this tutorial, we will explain how to **disable the creation or modification of retail customers** directly from the billing screen in Logic ERP.

### 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: 

> *Do not allow retail customer creation or modification*

<figure><img src="/files/s8IvTJ8PNmmof16fWFbU" alt=""><figcaption><p>Let's proceed with this option turned on to understand its practical implications in Voucher entry.</p></figcaption></figure>

* Click **Save**, then **restart** the software to apply changes.

### **Effect of This Feature:**

* Open the **Sale Bill – Touch Screen** window.
* Try creating or modifying a retail customer.

<figure><img src="/files/vTjR6QeXjiMNLrU4VBRr" alt=""><figcaption><p>As illustrated above, the <strong>Save</strong> button is disabled — preventing new additions or edits to retail customer details.</p></figcaption></figure>

* You will see the **Save button is disabled**.
  * This ensures that no new retail customers can be added.
  * Existing customer details also **cannot be edited**.


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