how long does electrum take to confirm

use electrum through tor, Downloading through tor

Wallet history can be obtained from a central server, such as an Electrum server, but each address uses a new Tor circuit. A closely related idea is to connect the Electrum servers in the onion routing network together. When creating such a scenario, care should be taken to avoid time correlations that link addresses together, otherwise the server might use the fact that the requested addresses are time-close to each other.