Next option is to Import the private keys to Bitcoin core through core's console/command line using importprivkey (how to use).
You can get the address' private keys in Armory's "Wallet Properties->Backup This Wallet->See other Backup Options".
Here's an 'export from Armory' guide with pictures by HCP: https://bitcointalksearch.org/topic/m.43255691
No. It is not working. But it will be not working the last time. Next time I get it to work I am done and move the coins to another client.
I am stuck at scanning transaction history forever.
I mean, this few times Armory worked after spin up, I can count on one hand. This wallet is a joke, potentially dangerous. I have enough.