First launch Thunderbird, now in the tab go to Account Setup.

Steps to add your existing Gmail or for any other email provider to Thunderbird 91 are as follow: How to set up an email account in Thunderbird?

You can customize the theme with a Thunderbird look and feel.

It also gives an option to backup messages so that you never lose them.

Send heavy attachments and have an attachment reminder.

It offers several extensions to expand the usability to the end-users.

It provides unlimited storage to manage the large file.Along with this, it offers spam filters to remove junk messages. Thunderbird is a secure email application that provides high-security protection with firewalls and anti-virus.Thunderbird has a built-in RSS reader to access headlines.It has no limit to the number of email accounts you can add.to manage multiple emails, newsgroup, and news feed accounts seamlessly in one place. It has options such as fast search, tags, saved search folders, message grouping, etc. It provides many features and easy to set up add-ons services available to customize your email experience. You can also customize and modify email accounts based on your requirements.

Mozilla Thunderbird has the ability to manage all of your mails in one place, update multiple calendars, keep track of your schedule, and backup all crucial information. That is why it lets you add multiple email accounts in one place and access them at the same time. Mozilla Thunderbird is a cross-platform application integrated with different mailboxes which support POP3, IMAP, and SMTP protocols. You can use your existing email address, including Google, Microsoft, Yahoo, and more, to send/receive, sort, and search within your email messages in offline mode. It is an efficient and easy-to-use email management application for managing email similar to MS Outlook, but it does not provide any email addresses.

Mozilla thunderbird email notifier