Open gapps manual installation

how do you manually install open gapps? its furiating i cant install using the command provided

progress-checking
version_url: https://devserver.fydeos.com/stateful-update/amd64-fydeos/16/version
progress-updating
Downloading stateful payload from https://cdn-stateful-update.fydeos.com/16/stateful-amd64-fydeos-15183.59.16.8.tgz
Downloading command returns code 0.
{โ€œidโ€:โ€œ23d129aab0330a93ebb4bf1e54f94e5dโ€}Successfully downloaded update.
Performing standard stateful update.

Doesnโ€™t the app work for you?