To get started with Chargly there are two steps you will need to take.
Step 1) Find the Chargly app under you apps in your Shopify Admin
Step 2) Create a fee (percentage or fixed)
Step 3) Under sales channels, select Point of Sale and click on Settings
Step 4) Locate the POS apps under the "General" heading
From here you should see a list of apps available to install on your POS. Select the "POS Transaction Fee - Chargly" app.
Install the "Smart grid tile" by clicking add. Chargly is now enabled on your POS system!
Step 5) To use Chargly, simply add items to your POS cart, when you are ready to apply a fee, locate the Chargly POS tile and just tap on the tile to apply the fee automatically.
Please note, if you want to have multiple fees in Chargly you will be prompted to select which fee you want to apply in Chargly when you tap on the tile.