Original Title: email  woes after w10 upgrade

hi

ive just upgraded to 10 and all was going well until I added another local account to my pc,when I did my account and set up email from the app,my windows live mail automatically appeared ,but when I set up another local account and entered email account info into the app ,windows live mail is no where to be seen????? its obviously installed but I cant even find it manually???? any help or suggestions please