Summary: Change or remove a custom discount that is already applied to a bill or an item in Qashier POS, before you take payment.
Applies to: All markets · Qashier POS · cashiers (a Terminal PIN may be required, see below).
Before you start
You need a custom discount already applied. See How to Apply a Custom Discount to the Whole Bill in Qashier POS or How to Apply Custom Discount to an Item in Qashier POS.
If your store requires a Terminal PIN for discounts, the POS asks for it when you tap the pencil icon. See How to Require a Terminal PIN for Custom Discounts in Qashier POS.
Edit a custom discount on the bill
Tap Bill Discount (with the pencil icon), just above the Pay button. The Add/View Discount panel opens.
Beside Custom Discount, tap the pencil icon. If asked, enter the Terminal PIN.
Change the discount type (% or $), the value and the Discount Notes as needed.
Tap Confirm, then tap Add & Close to save the changes.
The updated value shows on Bill Discount above the Pay button.
Here's how it looks (recorded on an older Qashier POS version, so some screens differ):
Edit a custom discount on an item
Tap the item in your cart. The item panel opens.
Beside Custom Discount, tap the pencil icon. If asked, enter the Terminal PIN.
Change the discount type (% or $) and the value. Discount notes are only available on bill discounts.
Tap Confirm, then tap Save to save the changes.
The updated discount shows on the item in the cart.
Here's how it looks (recorded on an older Qashier POS version, so some screens differ):
Remove a custom discount
From the bill:
Tap Bill Discount, just above the Pay button.
In the Add/View Discount panel, tap Clear. The bill discount is removed and the panel closes.
From an item:
Tap the item in your cart.
Beside Custom Discount, tap the pencil icon.
Tap Reset, then tap Cancel to close the pop-up.
Tap Save.
If something goes wrong
What you see | Cause | What to do |
No pencil icon beside Custom Discount | No custom discount is applied yet (the tile shows + Custom Discount). | Apply a custom discount first. |
"Invalid PIN." | The Terminal PIN was wrong. | Ask your manager for the Terminal PIN and try again. |
"The discount value cannot be empty." | You tapped Confirm without a value. | Enter a value, or use the steps under Remove a custom discount. |
Changes don't show on the bill | You closed the panel without tapping Add & Close (bill) or Save (item). | Repeat the steps and finish with Add & Close or Save. |
Still stuck? Contact Qashier support.
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Last verified: 25 Sep 2026 · Markets: All markets