[Solved]Set permission to user with customer role

Hi, need help, i want to create sales order as user(Role is customer).
How to set this in role permission.

just add on the user role permision

i added permission, i can only read but can’t create. Is there any solution for this.
Thank for response.

login as Administrator…
then set the role permision for the specific user…
example… john doe user , set as “sales user”
then goto Open role permision manager…
then choose sales user… then add module…thatsit

It worked now, thank you.