Hello.
Please consider adding the Outlook icon as a predefined avatar also for @live.com accounts. Currently it’s only avaialble for @outlook.com and @hotmail.com accounts.
Thanks.
You can change the Live account avatar to have the same Outlook icon or different icon via clicking the word “Browse” after clicking the account avatar icon.
Just go online and find the avatar icon you want for the Live.com account and add it manually. It will auto scale to fit as per the following eM Client thread link.
Thanks for your reply, but i already knew this 
My question/request was to add/provide the avatar to the predefined ones, just as other Microsoft domains/accounts and other providers (e.g. gMail, Yahoo):
while for @live.com there’s only:
Alternatively, where (what file) in emClient are such avatars stored, so that i could try to select them from?