Before you start with the pickup option, you have to create a weight-based rate for store pickup so your customer can continue checkout with the pickup option. This rate will auto display the free pickup rate to customers if they choose the pickup option.
Step 1: Go to your Shopify admin panel, select the Settings section, and choose the Shipping and Delivery tab:
Step 2: Click on the Manage rates button
Step 3: Scroll down and click on the Add rate button
Step 4: Enter the name for the rate and click on the Add conditions button:
Step 5: Select the Based on item weight option and enter the range of 90-95 kg (or 200 to 220 lbs)
Step 6: Click on the Done and Save button to save the changes.