1. From Setup, enter State and Country Picklists in theQuick Find box, then select State and CountryPicklists.
2. On the State and Country Picklists setup page, clickEnable to turn on the picklists.NoteYou can also enable state and country picklists when you finish converting existing, text-based data to picklist values. See Convert State and Country Data.
3. You can also enable state and country picklists when you finish converting existing, text-based data to picklist values. See Convert State and Country Data.
4. To turn off state and country picklists, click Disable on the State and Country Picklists setup page.ImportantIf you disable state and country picklists:For records that you haven’t saved since enabling picklists, state andcountry values revert to their original text values.For records that you have saved since enabling picklists, state and countryintegration values replace original text values.References to state and country picklists in customizations—such as workflowfield updates, email templates, and Visualforce pages—become invalid.Columns and filters that refer to picklist fields in reports and list viewsdisappear.
5. For records that you haven’t saved since enabling picklists, state andcountry values revert to their original text values.
6. For records that you have saved since enabling picklists, state and countryintegration values replace original text values.
7. References to state and country picklists in customizations—such as workflowfield updates, email templates, and Visualforce pages—become invalid.
8. Columns and filters that refer to picklist fields in reports and list viewsdisappear.