Screen shot of winget upgrade command and the results are hereHere is screen shot of missing windows package manager app missing from my settings

I tried winget source reset --force winget source update --force command

but then again the winget upgrade command is showing "Failed in attempting to update the source: winget" "Failed when searching source; results will not be included: winget"

2

There are 2 best solutions below

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On

There was an issue with the CDN for WinGet serving a 0-byte file. The issue should be resolved now.

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Re-Install Microsoft.AppInstaller, the problem will be solved. Download the installer file (MSIXBUNDLE) from: https://aka.ms/getwinget