# The POS screen > Each part of the POS: warehouse, customer, product search and scan, the cart, discounts, hold and Pay Now. *Section: Selling · Updated: 2026-10-19 · Needs the plan feature: pos* By the end you will know each part of the POS screen and what it does. 1. **Open Sales › POS.** [The POS](/app/pos) fills the whole window, without the sidebar. The cart is on the left and the products are on the right. 2. **Check the warehouse.** **Warehouse** in the top bar shows where you are selling from. The grid shows that warehouse's products and stock. With one warehouse it is already picked; with more, click it and choose one. 3. **Check the customer.** **Customer** shows who you are selling to. Click it to search by name or phone, or to add someone with **Quick Add Customer**. > **Tip:** With more than one warehouse, set **Default Warehouse** in **Settings › System Settings › Defaults** and the POS opens with it already picked. ## The top bar ![The left of the POS top bar: Register with a red CLOSED badge, Warehouse showing Default Warehouse, All Categories and All Brands; below it, Current Cart with 0 items.](https://armpos.online/storage/help/cb5ecc3456-the-pos-screen-1-top-left.webp) *The left of the top bar: the register, the warehouse and the two product filters.* - **Register** shows **OPEN** or **CLOSED**. Click it to open the register with an opening balance, or to close it with the cash you counted. See [Open and close the register](/app/help/open-and-close-the-register). - **Cash in / out**, beside an open register, records cash put into the drawer or taken out, with what it was for. - **All Categories** and **All Brands** narrow the grid to one category or brand. ![The right of the POS top bar: Customer showing walk-in-customer, then the icon buttons Quick Add Customer, Today Sales, Product Return, POS Settings, Languages, Display, Calculator, Fullscreen and the account initials.](https://armpos.online/storage/help/55969040ab-the-pos-screen-2-top-right.webp) *The right of the top bar. Hold the pointer over an icon to see its name.* The icons on the right, in order: | Icon | What it does | | --- | --- | | **Quick Add Customer** | adds a customer without leaving the till | | **Today Sales** | the day's total and how it was paid | | **Product Return** | takes back items from an earlier sale | | **POS Settings** | how the till behaves (only roles allowed to change POS settings see it) | | **Languages** | the language on this device | | **Display** | which customer display (**Screen 1** to **Screen 5**) shows this till's cart; see [A customer display beside the till](/app/help/customer-display) | | **Calculator** | a calculator | | **Fullscreen** | hides the browser's own bars | ## Finding products - Type at least two letters in **Scan/Search Product by Code Or Name**, then click a result. Each result shows the product's code and name. - Type or scan an exact code and press Enter: the product goes straight into the cart. A barcode scanner types into the same box. - **Scan** reads a barcode with the device's camera. - Each card in the grid shows the price, the code and the stock left. Click a card, or its **+**, to add it. - A product with no stock can't be added unless **Allow Overselling** is on in POS Settings. ![The product search with "co" typed: a list under the box offers DEMO-GRO-019 (Nescafe Coffee) and DEMO-GRO-005 (Cooking Oil), over the product grid.](https://armpos.online/storage/help/92ed2b10e0-the-pos-screen-3-search.webp) *Two letters are enough. Each result shows the code, then the name.* ## The cart - Adding a product that is already in the cart raises its quantity by one. - On each line you can change the quantity with **−** and **+**, switch between **Retail Price** and **Wholesale Price**, edit the line with the pencil (if your role may), or remove it with the x. A product sold in packs also gets a pack picker. - Under the lines, **Tax %**, **Discount** and **Shipping** apply to the whole sale. Click the **$** in **Discount** to switch it to a percentage (**%**), and click again to switch back. - **Available Points** shows the customer's loyalty points. Enter some and click **Convert** to take them off as a discount. - **Promo code** takes a promotion code. Click **Apply**. ![Current Cart with Spice Rack and two Cooking Oil, then Tax %, Discount and Shipping, Available Points with Convert, the Subtotal, Promo code with Apply, and the bottom bar with Home, Reset, Recent Drafts and Hold.](https://armpos.online/storage/help/62d8d4c589-the-pos-screen-4-cart.webp) *The cart, from its lines down to the bottom bar.* ## The bottom bar - **Online · synced** says the till is connected and up to date. - **Home** leaves the POS for the dashboard. It shows only while the till is online. - **Reset** empties the cart. - **Hold** saves the cart as a draft so you can serve the next customer. **Recent Drafts** lists held sales. Open one to finish it. - **Total Payable** is what the customer pays. **Pay Now** opens the payment window. ## Keyboard shortcuts Shortcuts are on unless someone turned them off in **POS Settings** on this device. Press **Shift + ?** to see them all: | Key | What it does | | --- | --- | | **F2** | goes to the product search | | **F4** | opens the payment window | | **F6** | holds the sale | | **F7** | brings back held sales | | **F8** | adds a customer | | **F9** | prints the last receipt | | **Esc** | empties the cart | | **Ctrl + ↑** / **Ctrl + ↓** | raises or lowers the quantity of the last item | | **Ctrl + Delete** | removes the last item | ![The Keyboard Shortcuts window: F2, F4, F6, F7, F8, F9, Esc, Ctrl + ArrowUp, Ctrl + ArrowDown, Ctrl + Delete and Shift + ?, each with its action.](https://armpos.online/storage/help/24e05526c4-the-pos-screen-5-shortcuts.webp) *Shift + ? opens this list on the till.* ## If the internet drops The bottom bar changes from **Online · synced** to **Offline mode**. Sales you complete are kept on this device and sent when the connection returns. Card and mobile money payments need the internet. ## What's next Read [Take payments and print receipts](/app/help/take-payments-and-print-receipts).