The instructions show screenshots taken on Android. The process for setting up an application on iOS is similar.
Open the application menu by swiping to the right or by pressing the menu button:

At the bottom of the menu, click "
Settings":

Clickon "
Add account":

Choose a mail service "
Another":

-
Select your account type "
Personal (IMAP)":

Pleaseindicate
password from the mailbox and press "
FURTHER":

In the settings of the server of incoming messages, check the correctness of the name of the mailbox and its password, in the field "
Server" indicate
mail.adm.tools
and press "
FURTHER":

In the settings of the server of outgoing messages, also check the correctness of the name of the mailbox and its password, in the field "
SMTP server" indicate
mail.adm.tools
and press "
FURTHER":

If necessary, select the desired synchronization frequency (it is not necessary to change it and other parameters) and press "
FURTHER":

Specify the name of the account under which it will be displayed in the list of accounts in Gmail, and the name that will be displayed in sent emails, and click "
FURTHER":

Check the operation of the connected mailbox.