How to Enable Sales Order?
Navigation
Go to Home > Settings > Invoice Settings > Edit.

Enable Sales Order
Click on the dropdown next to Enable Sales Order and select Yes.

Enable Auto-Numbering
After enabling, click on the dropdown next to Enable Auto-Numbering and select Yes.

Fill Required Fields
Fill in the required fields such as Prefix, Median, Suffix, separator, and other related options.

Save Changes
Once you've completed the configuration, click Save to confirm the changes.
