http://protonmailrmez3lotccipshtkleegetolb73fuirgj7r4o4vfu7ozyd.onion/support/inactive-accounts
If you have been inactive on all Proton services for one year, we will give you advance notice 30 days, 15 days, and 7 days before your account is deleted. You can always avoid having your account removed by: Logging in to any Proton service on our web, desktop, or mobile apps Upgrading to a paid Proton plan If you have a paid Proton plan and you are current with your subscription payments, your account is considered active.