Build a Data Model for a Recruiting App | Create a Custom Object for Reviews | Trailhead/Salesforce

Build a Data Model for a Recruiting App | Create a Custom Object for Reviews | Trailhead/Salesforce
Trailmix 1 - Fundamentals of Salesforce
click App Launcher to launch the App Launcher, then click Playground Starter and follow the steps.
1.Click the Install a Package tab
2.Paste 04t0P000000N9rs into the field.
3.Click Install.
4.Select Install for Admins Only, then click Install.
Create a Review Custom Object :
From Setup, click Object Manager.
Click Create, select Custom Object, and fill in the details.
Field
Value
Label
Review
Plural Label
Reviews
Record Name
Review Number
Data Type
Auto-Number
Display Format
REV-{0000}
Starting Number
1
In the Optional Features section, select Allow Reports and Track Field History.
In the Deployment Status section, ensure Deployed is selected.
In the Search Status section, select Allow Search.
In the Object Creation Options section, select Add Notes and Attachments related list to default page layout.
Leave everything else as is, and click Save.