Please try to reinstall Phone Link app via PowerShell.
Press Windows key+X then select PowerShell/Terminal (Admin)
Copy and paste the command below then press Enter
get-appxpackage Microsoft.YourPhone | remove-appxpackage
After that, press Windows key + X
Click and Run Windows PowerShell/Terminal (Admin)
At the command prompt, copy and paste the following then hit Enter:
Get-AppXPackage Microsoft.YourPhone -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}
Restart your computer