If you are looking to only change the types and frequency of the emails sent by Linkedin in your Account Settings, click on your profile picture at the top right of Linkedin pages, then click on “Privacy & Settings”. Or you can click directly here:
You will be asked to login, for security reasons.
Then click on “Communication” link on the left and you’ll be able to view the “Emails & Notifications” links.
Click on each of these to set the email frequency and push notifications.
Under “Member Communications” you can set the type of messages you want to receive and who can send you LinkedIn invitations.
Under “LinkedIn Communications” you can turn on/off the invitations to participate in research (surveys, polls). Also you can turn on/of your partner InMail requests.
More information here: