There are different options to access the email on the web hosting account. Webmail is the option provided by most web hosts to access the emails.
The most popular webmail clients provided are Horde.
How to create email accounts in Plesk
How to delete email account in Plesk
Create Catchall Email Account in Plesk
When e-mail messages are sent to an address under your domain the does not exist, you can choose to redirect them to a single address also known as a catchall.
To specify a catchall e-mail account, perform the following steps :
1. Login to your Parallels Plesk Panel.
2. Click on the Mail Tab and Click Mail Settings.
3. Select “Forward to address” then enter the email want to be sent.
4. Click “OK”.
Tip: Plesk Panel allows you to send a response to incoming emails automatically. This can be useful if you are unavailable or on holiday. Check out How to set up an autoresponder in Plesk Panel.