Delete an email account
- Open Email.
- Menu > Preferences & Accounts > tap the account name.
- Tap Remove Account > Remove Account. To keep the messages on your device, first tap Keep this account's data on this device.
When you delete an email account from your device, it removes the account information from your device only. It does not affect your account with the email provider.
Checked against the LuneOS code and installed apps. Nobody has tried these steps by hand yet, so tell us if something differs.