Sometimes when you are installing LiveTiles design, you may come across a message for Tenant Administration approval

Even if you are a tenant administrator, on occasion this message will appear. To fix this error, you will need to request approval for the app. Once you have requested it, you will need to go to the SharePoint admin portal, which you can find in the top right corner under admin on office 365 and then under admin centres.
Follow these steps below to approve the app
Click Find out why
Click Request Approval


Click Request
Go to the App Catalog to approve the request
Navigate to the SharePoint Admin Centre
- Go to the SharePoint Admin centre using the link in the portal left-hand menu.

2. Under ADMIN Click SharePoint:

Navigate to App Catalog
3. From the SharePoint admin center, select apps

4. Click App Catalog

Approve the App Request
5. Click LiveTiles Design Manager (This is the request you just made)

6. Click Approve

The LiveTiles Design Manager App is now Approved!
Head to the upper right settings cog, and select Add an App to add Design (Build, Blueprint) to your site collection.
Related Links
Main Installation Guides
Prerequisites - LiveTiles SharePoint Installation
LiveTiles Design - LiveTiles SharePoint Installation
LiveTiles Build - LiveTiles SharePoint Installation
LiveTiles Blueprint - LiveTiles SharePoint Installation
Supporting Guides
Approving the LiveTiles Design Manager App
Office 365 Groups or Team Sites
On-Premise App Catalog Setup
Installing LiveTiles Design - Non-App Installation
Installing LiveTiles Design - Offline Installation