Carry out the following steps to create a formula field for opportunity records to derive the week number for the Opportunity Close Date field:
- Click on the Setup gear icon in the top right-hand corner of the main Home page, as shown in the following screenshot:
- Click on Setup, as shown in the following screenshot:
- Navigate to the Opportunity customization setup page as follows: Objects and Fields | Object Manager | Opportunity | Fields & Relationships.
Locate the Fields & Relationships section on the right of the page. ...
