Login to Merchant's Portal > Store Settings > Business Setting > Business Hours > Est Preparation Time (min)
You can update Est Preparation Time (min) according to the following procedures:
Login to your Yamimeal Merchant Portal
Click "Store Settings" and followed by "Business Setting"
Under "Business Hours" and you may adjust the time at "Est Preparation Time (min)"
Click "Save" to complete and publish your updated information
If you need further assistance, please feel free to submit your request to Yamimeal Care Team through our Help Center and we will contact you as soon as possible.