To import custom object data via the Data Import Wizard, User's Profile should have "Import Custom Objects" permission and "Create" permission on the custom object.Reference Link:https://help.salesforce.com/s/articleView?id=sf.faq_import_general_permissions.htm&type=5
Dataloader Import Wizard It supports more than 50000 records. It supports only up to 50000. It supports almost all standard and custom objects. It supports Custom objects but only few ....
1. Go to Setup --> Administer --> Data Management --> Import Custom Objects. 2. Select Yes under Do you want to prevent duplicates from being created? Cheers!!!
1. Go to Setup --> Administer --> Data Management --> Import Leads. 2. Select Matching type for avoiding duplicates. Cheers!!!
1. Go to Setup --> Administer --> Data Management --> Import Solutions. 2. Select Yes under Do you want to prevent duplicates from being created? Cheers!!!
1. Go to Setup --> Administer --> Data Management --> Import Accounts/Contacts. 2. Select Matching type for avoiding duplicates. Cheers!!!
