How to Sideload Win UA 

1. Open your Downloads folder, right click, and extract the file after downloading it from Dropbox.
   
   
2. After extracting it, open the folder, right click on the Add-AppDevPackage File, and Run with Powershell
   
   
3. Follow the prompts in Powershell to install the app
   
   
4. If the following message pops up, it will automatically open the computer's settings. Switch to Developer Mode, and choose yes on the prompt. Then go back to Powershell and press enter again.
   
   
5. After making that change, go back to the Add-AppDevPackage File, and run it in Powershell again. Notice that it successfully installed the app.
   
   
   
6. Launch the app, and login.