1. Go to 
   https://store.rg-adguard.net/

2. Paste this URL 
   https://www.microsoft.com/en-us/p/hevc-video-extensions-from-device-manufacturer/9n4wgh0z6vhq
   or find the URL manually by searching for HEVC Video Extensions in the Microsoft Store

3. Download the .appxbundle file

4. Verify it's signed by Microsoft Corporation. Right click file, Properties, Digital Signatures

5. Verify SHA-1 with PowerShell
   Get-FileHash "C:\path\to\your\file.appxbundle" -Algorithm SHA1

6. Scan with Windows Defender by right clicking the file or PowerShell
   Start-MpScan -ScanType CustomScan -ScanPath "C:\path\to\your\file.appxbundle"

7. Upload and check file with virustotal.com

8. Double click to install