To delete Activity Log Fields, follow these steps:
Step 1 Log into CRM
Step 2 On the landing page, click on Administration from the main menu
Step 3 Hover the mouse over Setup, and click on CRM Settings
Step 4 If the active tab is not Activity Log Fields, click on it within the list
Step 5 To mark the field for deletion, click on the field in the list
5.1 Click the Delete button
5.2 Click Yes to the confirmation message
Note: When a field is deleted, it is moved to the bottom of the list and will not be available within any Activity Logs. However, since it contains information in past logs, it will not be completely removed and can be restored, if desired.
Article Reference: CLTX503