You can set your last order timing during setting up Local Delivery Settings for the first time. Follow these steps if you previously skipped.
Setup > Order Settings > Order Settings > Edit > Enable Cut Off > Set time > Save
Setting Up Cut Off Time.
You can set a cut off time for ordering so that customer unable to proceed order during closing time.
Follow steps below to set :
1. Click Setup and Order Settings to start.
2. Go to Order Settings at the bottom and press Edit.
3. Scroll to Cut-off section. Switch on 'Enable cut-off time.
4. Fill in your cut off time. You can choose from the options given.
5. Click Save to finish.
6. Your cut off settings will appear as below.