Installation of applications from SharePoint Store
-
Go to the apps catalog page from the below URL format and click on classic
experience options.
https://yourtenantname.sharepoint.com/sites/appcatalog/_layouts/15/tenantAppCatalog.aspx/manageApps
- Click on setting gear icon and select on Add an app.
Now you can make this solution or application available for all sites in the organization, once the application is installed, later you can remove the app from all sites.
On SharePoint admin center page,From left panel under advanced click on API access option under pending request, there are 3 requests (Presence.Read.All, User.Read.All, and MailboxSettings.Read) select and click on approve one by one for all the 3 requests.
We have to add Expense-Tracker 365 as the web part on the page.